./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.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_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/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 d61e0535257b0f2fe5c143179a513986c81e12db .................................................................................................................................................................................................... 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_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/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 d61e0535257b0f2fe5c143179a513986c81e12db ......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:46:58,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:46:58,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:46:58,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:46:58,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:46:58,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:46:58,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:46:58,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:46:58,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:46:58,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:46:58,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:46:58,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:46:58,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:46:58,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:46:58,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:46:58,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:46:58,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:46:58,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:46:58,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:46:58,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:46:58,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:46:58,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:46:58,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:46:58,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:46:58,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:46:58,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:46:58,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:46:58,204 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:46:58,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:46:58,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:46:58,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:46:58,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:46:58,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:46:58,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:46:58,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:46:58,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:46:58,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:46:58,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:46:58,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:46:58,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:46:58,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:46:58,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 00:46:58,258 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:46:58,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:46:58,260 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:46:58,260 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:46:58,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:46:58,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:46:58,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:46:58,262 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:46:58,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:46:58,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:46:58,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:46:58,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:46:58,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:46:58,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:46:58,265 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:46:58,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:46:58,265 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:46:58,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:46:58,266 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:46:58,266 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:46:58,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:46:58,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:46:58,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:46:58,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:46:58,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:46:58,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:46:58,269 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:46:58,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:46:58,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:46:58,269 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_886aa181-0223-483d-ac4b-edc66e4da8a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d61e0535257b0f2fe5c143179a513986c81e12db [2020-11-30 00:46:58,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:46:58,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:46:58,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:46:58,585 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:46:58,594 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:46:58,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2020-11-30 00:46:58,677 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data/7a654d05c/438802994bba49aaa174831421d47515/FLAG1484ac656 [2020-11-30 00:46:59,250 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:46:59,250 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2020-11-30 00:46:59,269 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data/7a654d05c/438802994bba49aaa174831421d47515/FLAG1484ac656 [2020-11-30 00:46:59,520 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data/7a654d05c/438802994bba49aaa174831421d47515 [2020-11-30 00:46:59,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:46:59,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:46:59,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:46:59,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:46:59,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:46:59,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:46:59" (1/1) ... [2020-11-30 00:46:59,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76ebe5bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:46:59, skipping insertion in model container [2020-11-30 00:46:59,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:46:59" (1/1) ... [2020-11-30 00:46:59,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:46:59,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:47:00,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:47:00,018 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:47:00,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:47:00,173 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:47:00,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00 WrapperNode [2020-11-30 00:47:00,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:47:00,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:47:00,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:47:00,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:47:00,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... [2020-11-30 00:47:00,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... [2020-11-30 00:47:00,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:47:00,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:47:00,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:47:00,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:47:00,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... [2020-11-30 00:47:00,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... [2020-11-30 00:47:00,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... [2020-11-30 00:47:00,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... [2020-11-30 00:47:00,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... [2020-11-30 00:47:00,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... [2020-11-30 00:47:00,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... [2020-11-30 00:47:00,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:47:00,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:47:00,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:47:00,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:47:00,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/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 [2020-11-30 00:47:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 00:47:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-30 00:47:00,398 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-30 00:47:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 00:47:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2020-11-30 00:47:00,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2020-11-30 00:47:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-30 00:47:00,398 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-30 00:47:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:47:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:47:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:47:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2020-11-30 00:47:00,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2020-11-30 00:47:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:47:00,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:47:00,401 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 00:47:01,362 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:47:01,362 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-11-30 00:47:01,363 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor error location. [2020-11-30 00:47:01,363 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 00:47:01,367 INFO L168 Benchmark]: Toolchain (without parser) took 1842.23 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 57.5 MB in the beginning and 44.3 MB in the end (delta: 13.2 MB). Peak memory consumption was 41.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:47:01,368 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory was 63.3 MB in the beginning and 63.3 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:47:01,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.43 ms. Allocated memory is still 92.3 MB. Free memory was 57.4 MB in the beginning and 47.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:47:01,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.00 ms. Allocated memory is still 92.3 MB. Free memory was 46.9 MB in the beginning and 44.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:47:01,369 INFO L168 Benchmark]: Boogie Preprocessor took 47.54 ms. Allocated memory is still 92.3 MB. Free memory was 44.8 MB in the beginning and 43.1 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:47:01,370 INFO L168 Benchmark]: RCFGBuilder took 1041.71 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 43.1 MB in the beginning and 44.3 MB in the end (delta: -1.2 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:47:01,373 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory was 63.3 MB in the beginning and 63.3 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 648.43 ms. Allocated memory is still 92.3 MB. Free memory was 57.4 MB in the beginning and 47.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 89.00 ms. Allocated memory is still 92.3 MB. Free memory was 46.9 MB in the beginning and 44.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 47.54 ms. Allocated memory is still 92.3 MB. Free memory was 44.8 MB in the beginning and 43.1 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1041.71 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 43.1 MB in the beginning and 44.3 MB in the end (delta: -1.2 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:47:03,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:47:03,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:47:03,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:47:03,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:47:03,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:47:03,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:47:03,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:47:03,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:47:03,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:47:03,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:47:03,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:47:03,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:47:03,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:47:03,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:47:03,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:47:03,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:47:03,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:47:03,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:47:03,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:47:03,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:47:03,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:47:04,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:47:04,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:47:04,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:47:04,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:47:04,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:47:04,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:47:04,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:47:04,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:47:04,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:47:04,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:47:04,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:47:04,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:47:04,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:47:04,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:47:04,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:47:04,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:47:04,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:47:04,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:47:04,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:47:04,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-30 00:47:04,100 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:47:04,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:47:04,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:47:04,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:47:04,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:47:04,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:47:04,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:47:04,105 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:47:04,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:47:04,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:47:04,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:47:04,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:47:04,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:47:04,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:47:04,109 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:47:04,109 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:47:04,109 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:47:04,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:47:04,110 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:47:04,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:47:04,111 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:47:04,111 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:47:04,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:47:04,112 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:47:04,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:47:04,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:47:04,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:47:04,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:47:04,113 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 00:47:04,120 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:47:04,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:47:04,121 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 00:47:04,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:47:04,122 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_886aa181-0223-483d-ac4b-edc66e4da8a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d61e0535257b0f2fe5c143179a513986c81e12db [2020-11-30 00:47:04,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:47:04,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:47:04,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:47:04,554 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:47:04,555 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:47:04,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2020-11-30 00:47:04,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data/49b3b00d3/cf972d47e42041bdb966449a996d97be/FLAG09adbd4d8 [2020-11-30 00:47:05,358 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:47:05,359 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2020-11-30 00:47:05,380 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data/49b3b00d3/cf972d47e42041bdb966449a996d97be/FLAG09adbd4d8 [2020-11-30 00:47:05,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/bin/ukojak/data/49b3b00d3/cf972d47e42041bdb966449a996d97be [2020-11-30 00:47:05,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:47:05,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:47:05,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:47:05,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:47:05,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:47:05,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:47:05" (1/1) ... [2020-11-30 00:47:05,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390b76ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:05, skipping insertion in model container [2020-11-30 00:47:05,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:47:05" (1/1) ... [2020-11-30 00:47:05,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:47:05,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:47:06,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:47:06,189 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:47:06,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:47:06,373 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:47:06,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06 WrapperNode [2020-11-30 00:47:06,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:47:06,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:47:06,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:47:06,375 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:47:06,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... [2020-11-30 00:47:06,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... [2020-11-30 00:47:06,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:47:06,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:47:06,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:47:06,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:47:06,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... [2020-11-30 00:47:06,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... [2020-11-30 00:47:06,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... [2020-11-30 00:47:06,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... [2020-11-30 00:47:06,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... [2020-11-30 00:47:06,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... [2020-11-30 00:47:06,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... [2020-11-30 00:47:06,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:47:06,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:47:06,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:47:06,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:47:06,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:47:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_886aa181-0223-483d-ac4b-edc66e4da8a0/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 [2020-11-30 00:47:06,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 00:47:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-30 00:47:06,562 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-30 00:47:06,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2020-11-30 00:47:06,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2020-11-30 00:47:06,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-30 00:47:06,563 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-30 00:47:06,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:47:06,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:47:06,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 00:47:06,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 00:47:06,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-30 00:47:06,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2020-11-30 00:47:06,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2020-11-30 00:47:06,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:47:06,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:47:06,566 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 00:47:07,764 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:47:07,765 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-11-30 00:47:07,765 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor error location. [2020-11-30 00:47:07,766 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 00:47:07,773 INFO L168 Benchmark]: Toolchain (without parser) took 2146.76 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 30.7 MB in the beginning and 46.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:47:07,774 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory was 37.2 MB in the beginning and 37.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:47:07,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.77 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.5 MB in the beginning and 44.3 MB in the end (delta: -13.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:47:07,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.33 ms. Allocated memory is still 67.1 MB. Free memory was 44.3 MB in the beginning and 41.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:47:07,776 INFO L168 Benchmark]: Boogie Preprocessor took 45.79 ms. Allocated memory is still 67.1 MB. Free memory was 41.8 MB in the beginning and 40.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:47:07,777 INFO L168 Benchmark]: RCFGBuilder took 1279.83 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 40.0 MB in the beginning and 46.7 MB in the end (delta: -6.7 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:47:07,781 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory was 37.2 MB in the beginning and 37.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 746.77 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.5 MB in the beginning and 44.3 MB in the end (delta: -13.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.33 ms. Allocated memory is still 67.1 MB. Free memory was 44.3 MB in the beginning and 41.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.79 ms. Allocated memory is still 67.1 MB. Free memory was 41.8 MB in the beginning and 40.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1279.83 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 40.0 MB in the beginning and 46.7 MB in the end (delta: -6.7 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...