./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 ............................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 ..................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 00:29:30,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 00:29:30,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 00:29:30,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 00:29:30,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 00:29:30,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 00:29:30,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 00:29:30,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 00:29:30,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 00:29:30,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 00:29:30,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 00:29:30,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 00:29:30,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 00:29:30,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 00:29:30,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 00:29:30,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 00:29:30,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 00:29:30,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 00:29:30,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 00:29:30,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 00:29:30,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 00:29:30,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 00:29:30,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 00:29:30,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 00:29:30,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 00:29:30,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 00:29:30,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 00:29:30,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 00:29:30,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 00:29:30,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 00:29:30,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 00:29:30,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 00:29:30,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 00:29:30,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 00:29:30,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 00:29:30,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 00:29:30,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 00:29:30,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 00:29:30,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 00:29:30,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 00:29:30,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 00:29:30,340 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 00:29:30,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 00:29:30,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 00:29:30,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 00:29:30,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 00:29:30,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 00:29:30,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 00:29:30,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 00:29:30,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 00:29:30,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 00:29:30,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 00:29:30,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 00:29:30,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 00:29:30,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 00:29:30,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 00:29:30,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 00:29:30,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 00:29:30,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 00:29:30,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 00:29:30,353 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 00:29:30,353 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 00:29:30,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 00:29:30,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 00:29:30,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:29:30,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 00:29:30,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 00:29:30,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 00:29:30,354 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 00:29:30,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 00:29:30,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 00:29:30,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 [2019-12-02 00:29:30,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 00:29:30,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 00:29:30,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 00:29:30,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 00:29:30,464 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 00:29:30,464 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-12-02 00:29:30,503 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data/261ea949f/7e46b0f87873469eafc22c4411d1dc8b/FLAG1e628ec36 [2019-12-02 00:29:30,950 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 00:29:30,951 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-12-02 00:29:30,959 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data/261ea949f/7e46b0f87873469eafc22c4411d1dc8b/FLAG1e628ec36 [2019-12-02 00:29:30,968 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data/261ea949f/7e46b0f87873469eafc22c4411d1dc8b [2019-12-02 00:29:30,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 00:29:30,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 00:29:30,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 00:29:30,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 00:29:30,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 00:29:30,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:30" (1/1) ... [2019-12-02 00:29:30,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a4b5a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:30, skipping insertion in model container [2019-12-02 00:29:30,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:30" (1/1) ... [2019-12-02 00:29:30,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 00:29:31,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 00:29:31,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:29:31,247 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 00:29:31,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:29:31,327 INFO L208 MainTranslator]: Completed translation [2019-12-02 00:29:31,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31 WrapperNode [2019-12-02 00:29:31,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 00:29:31,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 00:29:31,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 00:29:31,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 00:29:31,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... [2019-12-02 00:29:31,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... [2019-12-02 00:29:31,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 00:29:31,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 00:29:31,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 00:29:31,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 00:29:31,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... [2019-12-02 00:29:31,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... [2019-12-02 00:29:31,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... [2019-12-02 00:29:31,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... [2019-12-02 00:29:31,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... [2019-12-02 00:29:31,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... [2019-12-02 00:29:31,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... [2019-12-02 00:29:31,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 00:29:31,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 00:29:31,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 00:29:31,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 00:29:31,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:29:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-02 00:29:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-02 00:29:31,430 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-02 00:29:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-02 00:29:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2019-12-02 00:29:31,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2019-12-02 00:29:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 00:29:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 00:29:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 00:29:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2019-12-02 00:29:31,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2019-12-02 00:29:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 00:29:31,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 00:29:31,432 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-02 00:29:31,552 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1504) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:804) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:621) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:570) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-02 00:29:31,555 INFO L168 Benchmark]: Toolchain (without parser) took 584.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 85.5 MB). Free memory was 934.5 MB in the beginning and 1.0 GB in the end (delta: -90.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:29:31,556 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:29:31,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 85.5 MB). Free memory was 934.5 MB in the beginning and 1.1 GB in the end (delta: -118.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:29:31,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:29:31,557 INFO L168 Benchmark]: Boogie Preprocessor took 21.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:29:31,558 INFO L168 Benchmark]: RCFGBuilder took 168.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-12-02 00:29:31,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 85.5 MB). Free memory was 934.5 MB in the beginning and 1.1 GB in the end (delta: -118.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 168.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1504) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-02 00:29:32,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 00:29:32,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 00:29:32,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 00:29:32,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 00:29:32,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 00:29:32,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 00:29:32,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 00:29:32,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 00:29:32,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 00:29:32,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 00:29:32,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 00:29:32,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 00:29:32,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 00:29:32,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 00:29:32,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 00:29:32,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 00:29:32,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 00:29:32,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 00:29:32,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 00:29:32,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 00:29:32,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 00:29:32,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 00:29:32,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 00:29:32,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 00:29:32,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 00:29:32,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 00:29:32,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 00:29:32,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 00:29:32,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 00:29:32,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 00:29:32,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 00:29:32,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 00:29:32,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 00:29:32,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 00:29:32,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 00:29:32,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 00:29:32,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 00:29:32,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 00:29:32,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 00:29:32,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 00:29:32,991 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-02 00:29:33,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 00:29:33,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 00:29:33,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 00:29:33,002 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 00:29:33,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 00:29:33,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 00:29:33,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 00:29:33,003 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 00:29:33,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 00:29:33,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 00:29:33,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 00:29:33,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 00:29:33,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 00:29:33,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-02 00:29:33,004 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-02 00:29:33,004 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-02 00:29:33,004 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 00:29:33,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 00:29:33,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 00:29:33,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 00:29:33,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 00:29:33,004 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 00:29:33,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 00:29:33,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 00:29:33,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:29:33,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 00:29:33,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 00:29:33,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 00:29:33,005 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-02 00:29:33,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-02 00:29:33,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 00:29:33,006 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-02 00:29:33,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-02 00:29:33,006 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 [2019-12-02 00:29:33,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 00:29:33,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 00:29:33,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 00:29:33,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 00:29:33,201 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 00:29:33,202 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-12-02 00:29:33,240 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data/b7f2401ed/cc7440bbf41c41db9bdb4b4a97ddf514/FLAGbe984d841 [2019-12-02 00:29:33,697 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 00:29:33,697 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-12-02 00:29:33,708 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data/b7f2401ed/cc7440bbf41c41db9bdb4b4a97ddf514/FLAGbe984d841 [2019-12-02 00:29:33,717 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/data/b7f2401ed/cc7440bbf41c41db9bdb4b4a97ddf514 [2019-12-02 00:29:33,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 00:29:33,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 00:29:33,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 00:29:33,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 00:29:33,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 00:29:33,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:33" (1/1) ... [2019-12-02 00:29:33,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ca4d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:33, skipping insertion in model container [2019-12-02 00:29:33,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:33" (1/1) ... [2019-12-02 00:29:33,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 00:29:33,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 00:29:33,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:29:33,988 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 00:29:34,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:29:34,071 INFO L208 MainTranslator]: Completed translation [2019-12-02 00:29:34,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34 WrapperNode [2019-12-02 00:29:34,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 00:29:34,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 00:29:34,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 00:29:34,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 00:29:34,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... [2019-12-02 00:29:34,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... [2019-12-02 00:29:34,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 00:29:34,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 00:29:34,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 00:29:34,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 00:29:34,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... [2019-12-02 00:29:34,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... [2019-12-02 00:29:34,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... [2019-12-02 00:29:34,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... [2019-12-02 00:29:34,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... [2019-12-02 00:29:34,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... [2019-12-02 00:29:34,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... [2019-12-02 00:29:34,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 00:29:34,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 00:29:34,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 00:29:34,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 00:29:34,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_17188647-60d6-4d1e-9d7d-961217b50d95/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:29:34,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-02 00:29:34,175 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-02 00:29:34,175 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-02 00:29:34,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2019-12-02 00:29:34,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2019-12-02 00:29:34,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 00:29:34,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 00:29:34,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-02 00:29:34,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-02 00:29:34,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2019-12-02 00:29:34,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2019-12-02 00:29:34,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 00:29:34,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 00:29:34,177 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-02 00:29:34,306 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1504) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:804) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:621) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:570) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-02 00:29:34,309 INFO L168 Benchmark]: Toolchain (without parser) took 589.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -123.9 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2019-12-02 00:29:34,310 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:29:34,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -155.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-02 00:29:34,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:29:34,311 INFO L168 Benchmark]: Boogie Preprocessor took 25.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-02 00:29:34,312 INFO L168 Benchmark]: RCFGBuilder took 174.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2019-12-02 00:29:34,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -155.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 174.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1504) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...