./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix018_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/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 8e2bee5c4b43fddcd8bdfcb90bdff8116eb560c4 ....................................................................................................................................................................................................... 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_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/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 8e2bee5c4b43fddcd8bdfcb90bdff8116eb560c4 ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:27:22,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:27:22,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:27:22,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:27:22,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:27:22,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:27:22,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:27:22,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:27:22,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:27:22,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:27:22,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:27:22,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:27:22,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:27:22,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:27:22,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:27:22,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:27:22,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:27:22,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:27:22,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:27:22,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:27:22,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:27:22,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:27:22,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:27:22,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:27:22,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:27:22,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:27:22,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:27:22,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:27:22,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:27:22,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:27:22,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:27:22,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:27:22,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:27:22,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:27:22,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:27:22,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:27:22,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:27:22,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:27:22,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:27:22,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:27:22,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:27:22,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:27:22,460 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:27:22,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:27:22,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:27:22,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:27:22,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:27:22,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:27:22,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:27:22,465 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:27:22,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:27:22,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:27:22,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:27:22,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:27:22,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:27:22,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:27:22,468 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:27:22,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:27:22,469 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:27:22,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:27:22,470 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:27:22,470 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:27:22,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:27:22,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:27:22,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:27:22,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:27:22,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:27:22,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:27:22,473 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:27:22,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:27:22,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:27:22,474 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_24910155-3353-468f-98b2-f63c7301b0ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e2bee5c4b43fddcd8bdfcb90bdff8116eb560c4 [2020-12-01 18:27:22,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:27:22,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:27:22,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:27:22,949 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:27:22,953 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:27:22,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/mix018_power.opt.i [2020-12-01 18:27:23,064 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data/75cc36434/55dc3fed19fd48cbbf310d22ef7350fd/FLAG36f8c82ad [2020-12-01 18:27:23,956 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:27:23,967 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/sv-benchmarks/c/pthread-wmm/mix018_power.opt.i [2020-12-01 18:27:24,005 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data/75cc36434/55dc3fed19fd48cbbf310d22ef7350fd/FLAG36f8c82ad [2020-12-01 18:27:24,146 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data/75cc36434/55dc3fed19fd48cbbf310d22ef7350fd [2020-12-01 18:27:24,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:27:24,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:27:24,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:27:24,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:27:24,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:27:24,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:27:24" (1/1) ... [2020-12-01 18:27:24,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f71d0f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:24, skipping insertion in model container [2020-12-01 18:27:24,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:27:24" (1/1) ... [2020-12-01 18:27:24,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:27:24,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:27:24,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:27:24,983 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:27:25,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:27:25,232 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:27:25,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25 WrapperNode [2020-12-01 18:27:25,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:27:25,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:27:25,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:27:25,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:27:25,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... [2020-12-01 18:27:25,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... [2020-12-01 18:27:25,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:27:25,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:27:25,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:27:25,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:27:25,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... [2020-12-01 18:27:25,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... [2020-12-01 18:27:25,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... [2020-12-01 18:27:25,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... [2020-12-01 18:27:25,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... [2020-12-01 18:27:25,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... [2020-12-01 18:27:25,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... [2020-12-01 18:27:25,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:27:25,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:27:25,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:27:25,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:27:25,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/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 [2020-12-01 18:27:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:27:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:27:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:27:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 18:27:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:27:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:27:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 18:27:25,560 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 18:27:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 18:27:25,560 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 18:27:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 18:27:25,561 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 18:27:25,561 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-01 18:27:25,561 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-01 18:27:25,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:27:25,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 18:27:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:27:25,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:27:25,564 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:27:29,569 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:27:29,569 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 18:27:29,571 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor error location. [2020-12-01 18:27:29,573 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:27:29,581 INFO L168 Benchmark]: Toolchain (without parser) took 5427.50 ms. Allocated memory was 102.8 MB in the beginning and 153.1 MB in the end (delta: 50.3 MB). Free memory was 71.2 MB in the beginning and 54.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 69.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:29,584 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 102.8 MB. Free memory was 60.1 MB in the beginning and 60.0 MB in the end (delta: 86.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:29,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1079.97 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 71.2 MB in the beginning and 74.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:29,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.12 ms. Allocated memory is still 123.7 MB. Free memory was 73.7 MB in the beginning and 71.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:29,592 INFO L168 Benchmark]: Boogie Preprocessor took 85.07 ms. Allocated memory is still 123.7 MB. Free memory was 71.6 MB in the beginning and 69.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:29,594 INFO L168 Benchmark]: RCFGBuilder took 4140.45 ms. Allocated memory was 123.7 MB in the beginning and 153.1 MB in the end (delta: 29.4 MB). Free memory was 69.3 MB in the beginning and 54.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 49.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:29,606 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 102.8 MB. Free memory was 60.1 MB in the beginning and 60.0 MB in the end (delta: 86.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1079.97 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 71.2 MB in the beginning and 74.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 115.12 ms. Allocated memory is still 123.7 MB. Free memory was 73.7 MB in the beginning and 71.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.07 ms. Allocated memory is still 123.7 MB. Free memory was 71.6 MB in the beginning and 69.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4140.45 ms. Allocated memory was 123.7 MB in the beginning and 153.1 MB in the end (delta: 29.4 MB). Free memory was 69.3 MB in the beginning and 54.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 49.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:27:33,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:27:33,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:27:33,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:27:33,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:27:33,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:27:33,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:27:33,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:27:33,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:27:33,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:27:33,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:27:33,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:27:33,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:27:33,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:27:33,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:27:33,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:27:33,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:27:33,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:27:33,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:27:33,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:27:33,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:27:33,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:27:33,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:27:33,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:27:33,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:27:33,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:27:33,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:27:33,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:27:33,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:27:33,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:27:33,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:27:33,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:27:33,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:27:33,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:27:33,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:27:33,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:27:33,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:27:33,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:27:33,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:27:33,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:27:33,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:27:33,620 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:27:33,693 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:27:33,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:27:33,702 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:27:33,703 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:27:33,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:27:33,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:27:33,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:27:33,707 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:27:33,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:27:33,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:27:33,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:27:33,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:27:33,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:27:33,711 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:27:33,712 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:27:33,712 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:27:33,712 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:27:33,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:27:33,713 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:27:33,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:27:33,714 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:27:33,714 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:27:33,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:27:33,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:27:33,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:27:33,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:27:33,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:27:33,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:27:33,717 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:27:33,717 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:27:33,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:27:33,718 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:27:33,719 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:27:33,719 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_24910155-3353-468f-98b2-f63c7301b0ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e2bee5c4b43fddcd8bdfcb90bdff8116eb560c4 [2020-12-01 18:27:34,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:27:34,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:27:34,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:27:34,431 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:27:34,436 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:27:34,437 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/mix018_power.opt.i [2020-12-01 18:27:34,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data/815bb5dfb/5c5b0d5fe49543a694dd39b74faf2df4/FLAG0d69e9d29 [2020-12-01 18:27:35,585 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:27:35,598 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/sv-benchmarks/c/pthread-wmm/mix018_power.opt.i [2020-12-01 18:27:35,644 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data/815bb5dfb/5c5b0d5fe49543a694dd39b74faf2df4/FLAG0d69e9d29 [2020-12-01 18:27:35,720 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/bin/ukojak/data/815bb5dfb/5c5b0d5fe49543a694dd39b74faf2df4 [2020-12-01 18:27:35,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:27:35,727 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:27:35,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:27:35,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:27:35,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:27:35,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:27:35" (1/1) ... [2020-12-01 18:27:35,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e287010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:35, skipping insertion in model container [2020-12-01 18:27:35,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:27:35" (1/1) ... [2020-12-01 18:27:35,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:27:35,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:27:36,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:27:36,691 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:27:36,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:27:36,957 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:27:36,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36 WrapperNode [2020-12-01 18:27:36,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:27:36,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:27:36,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:27:36,961 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:27:36,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... [2020-12-01 18:27:37,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... [2020-12-01 18:27:37,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:27:37,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:27:37,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:27:37,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:27:37,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... [2020-12-01 18:27:37,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... [2020-12-01 18:27:37,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... [2020-12-01 18:27:37,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... [2020-12-01 18:27:37,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... [2020-12-01 18:27:37,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... [2020-12-01 18:27:37,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... [2020-12-01 18:27:37,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:27:37,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:27:37,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:27:37,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:27:37,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:27:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_24910155-3353-468f-98b2-f63c7301b0ea/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 [2020-12-01 18:27:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:27:37,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:27:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 18:27:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:27:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:27:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:27:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:27:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 18:27:37,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 18:27:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 18:27:37,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 18:27:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 18:27:37,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 18:27:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-01 18:27:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-01 18:27:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 18:27:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:27:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:27:37,309 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:27:42,147 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:27:42,148 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 18:27:42,151 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor error location. [2020-12-01 18:27:42,153 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:27:42,165 INFO L168 Benchmark]: Toolchain (without parser) took 6435.31 ms. Allocated memory was 62.9 MB in the beginning and 98.6 MB in the end (delta: 35.7 MB). Free memory was 42.3 MB in the beginning and 45.6 MB in the end (delta: -3.3 MB). Peak memory consumption was 49.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:42,168 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 62.9 MB. Free memory was 45.3 MB in the beginning and 45.2 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:27:42,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1226.24 ms. Allocated memory is still 62.9 MB. Free memory was 42.2 MB in the beginning and 36.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:42,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.35 ms. Allocated memory is still 62.9 MB. Free memory was 36.3 MB in the beginning and 33.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:42,175 INFO L168 Benchmark]: Boogie Preprocessor took 90.25 ms. Allocated memory is still 62.9 MB. Free memory was 33.8 MB in the beginning and 30.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:42,176 INFO L168 Benchmark]: RCFGBuilder took 5025.73 ms. Allocated memory was 62.9 MB in the beginning and 98.6 MB in the end (delta: 35.7 MB). Free memory was 30.9 MB in the beginning and 45.6 MB in the end (delta: -14.7 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:27:42,194 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 62.9 MB. Free memory was 45.3 MB in the beginning and 45.2 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1226.24 ms. Allocated memory is still 62.9 MB. Free memory was 42.2 MB in the beginning and 36.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.35 ms. Allocated memory is still 62.9 MB. Free memory was 36.3 MB in the beginning and 33.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 90.25 ms. Allocated memory is still 62.9 MB. Free memory was 33.8 MB in the beginning and 30.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5025.73 ms. Allocated memory was 62.9 MB in the beginning and 98.6 MB in the end (delta: 35.7 MB). Free memory was 30.9 MB in the beginning and 45.6 MB in the end (delta: -14.7 MB). Peak memory consumption was 36.6 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...