./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-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_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/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 258a80c3a7358f1999d817ce987acce0e7ac080e ...................................................................................................................................................................................................... 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_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/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 258a80c3a7358f1999d817ce987acce0e7ac080e ........................................................................................................................................................................................................... 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 [2020-11-28 04:42:32,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:32,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:32,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:32,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:32,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:32,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:32,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:32,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:32,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:32,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:32,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:32,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:32,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:32,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:32,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:32,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:32,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:32,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:32,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:32,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:32,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:32,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:32,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:32,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:32,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:32,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:32,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:32,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:32,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:32,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:32,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:32,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:32,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:32,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:32,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:32,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:32,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:32,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:32,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:32,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:32,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:42:32,724 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:32,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:32,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:32,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:32,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:32,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:32,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:32,728 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:32,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:32,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:32,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:32,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:32,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:32,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:32,731 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:32,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:32,731 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:32,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:32,731 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:32,732 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:32,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:32,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:32,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:32,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:32,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:32,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:32,733 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:32,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:32,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:32,734 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_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 258a80c3a7358f1999d817ce987acce0e7ac080e [2020-11-28 04:42:32,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:33,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:33,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:33,013 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:33,015 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:33,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2020-11-28 04:42:33,092 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data/4b7ae026b/cdd8d99fab3e49258afe61d3e5e79ab9/FLAG99f5703a8 [2020-11-28 04:42:33,719 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:33,719 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2020-11-28 04:42:33,746 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data/4b7ae026b/cdd8d99fab3e49258afe61d3e5e79ab9/FLAG99f5703a8 [2020-11-28 04:42:33,969 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data/4b7ae026b/cdd8d99fab3e49258afe61d3e5e79ab9 [2020-11-28 04:42:33,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:33,974 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:33,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:33,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:33,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:33,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5550cc30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33, skipping insertion in model container [2020-11-28 04:42:33,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:34,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:34,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:34,377 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:34,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:34,503 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:34,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34 WrapperNode [2020-11-28 04:42:34,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:34,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:34,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:34,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:34,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:34,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:34,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:34,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:34,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:34,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:34,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:34,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:34,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:42:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:42:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:42:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:42:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2020-11-28 04:42:34,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2020-11-28 04:42:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:42:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:42:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2020-11-28 04:42:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2020-11-28 04:42:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2020-11-28 04:42:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2020-11-28 04:42:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:34,689 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:35,430 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:35,430 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:42:35,431 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor error location. [2020-11-28 04:42:35,432 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) [2020-11-28 04:42:35,436 INFO L168 Benchmark]: Toolchain (without parser) took 1461.02 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 84.4 MB in the beginning and 84.0 MB in the end (delta: 372.4 kB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,437 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 111.1 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:35,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 524.48 ms. Allocated memory is still 111.1 MB. Free memory was 84.4 MB in the beginning and 65.0 MB in the end (delta: 19.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,438 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.99 ms. Allocated memory is still 111.1 MB. Free memory was 65.0 MB in the beginning and 62.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,439 INFO L168 Benchmark]: Boogie Preprocessor took 28.26 ms. Allocated memory is still 111.1 MB. Free memory was 62.9 MB in the beginning and 61.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:35,440 INFO L168 Benchmark]: RCFGBuilder took 823.52 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 61.2 MB in the beginning and 84.0 MB in the end (delta: -22.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,443 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 111.1 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 524.48 ms. Allocated memory is still 111.1 MB. Free memory was 84.4 MB in the beginning and 65.0 MB in the end (delta: 19.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.99 ms. Allocated memory is still 111.1 MB. Free memory was 65.0 MB in the beginning and 62.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.26 ms. Allocated memory is still 111.1 MB. Free memory was 62.9 MB in the beginning and 61.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 823.52 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 61.2 MB in the beginning and 84.0 MB in the end (delta: -22.8 MB). Peak memory consumption was 12.6 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:37,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:37,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:37,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:37,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:37,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:37,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:37,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:37,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:37,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:37,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:37,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:37,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:37,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:37,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:37,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:37,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:37,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:37,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:37,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:37,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:38,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:38,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:38,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:38,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:38,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:38,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:38,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:38,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:38,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:38,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:38,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:38,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:38,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:38,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:38,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:38,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:38,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:38,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:38,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:38,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:38,034 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:42:38,062 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:38,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:38,064 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:38,064 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:38,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:38,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:38,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:38,065 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:38,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:38,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:38,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:38,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:38,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:38,066 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:42:38,067 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:42:38,067 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:42:38,067 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:38,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:38,067 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:38,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:38,068 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:38,068 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:38,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:38,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:38,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:38,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:38,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:38,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:38,070 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:42:38,070 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:42:38,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:38,070 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:42:38,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:42:38,071 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_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 258a80c3a7358f1999d817ce987acce0e7ac080e [2020-11-28 04:42:38,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:38,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:38,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:38,505 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:38,505 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:38,506 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2020-11-28 04:42:38,579 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data/97af36cf8/c6a9322fa2b0474a8e3566d681cdcd40/FLAGae58161f0 [2020-11-28 04:42:39,187 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:39,187 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2020-11-28 04:42:39,217 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data/97af36cf8/c6a9322fa2b0474a8e3566d681cdcd40/FLAGae58161f0 [2020-11-28 04:42:39,470 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/data/97af36cf8/c6a9322fa2b0474a8e3566d681cdcd40 [2020-11-28 04:42:39,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:39,474 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:39,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:39,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:39,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:39,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:39" (1/1) ... [2020-11-28 04:42:39,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c048c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:39, skipping insertion in model container [2020-11-28 04:42:39,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:39" (1/1) ... [2020-11-28 04:42:39,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:39,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:39,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:39,947 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:40,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:40,166 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:40,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40 WrapperNode [2020-11-28 04:42:40,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:40,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:40,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:40,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:40,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... [2020-11-28 04:42:40,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... [2020-11-28 04:42:40,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:40,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:40,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:40,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:40,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... [2020-11-28 04:42:40,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... [2020-11-28 04:42:40,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... [2020-11-28 04:42:40,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... [2020-11-28 04:42:40,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... [2020-11-28 04:42:40,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... [2020-11-28 04:42:40,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... [2020-11-28 04:42:40,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:40,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:40,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:40,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:40,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_65a5e46a-72f3-49bb-8b54-7cc52ff93e6d/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:42:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:42:40,401 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:42:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2020-11-28 04:42:40,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2020-11-28 04:42:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:42:40,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:42:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:42:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:42:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:42:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2020-11-28 04:42:40,403 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2020-11-28 04:42:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2020-11-28 04:42:40,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2020-11-28 04:42:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:40,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:40,407 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:41,364 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:41,365 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:42:41,365 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor error location. [2020-11-28 04:42:41,366 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) [2020-11-28 04:42:41,371 INFO L168 Benchmark]: Toolchain (without parser) took 1895.56 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 34.1 MB in the beginning and 48.7 MB in the end (delta: -14.6 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:41,372 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 38.1 MB in the beginning and 38.0 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:41,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.76 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.9 MB in the beginning and 42.8 MB in the end (delta: -8.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:41,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.60 ms. Allocated memory is still 71.3 MB. Free memory was 42.6 MB in the beginning and 40.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:41,374 INFO L168 Benchmark]: Boogie Preprocessor took 70.67 ms. Allocated memory is still 71.3 MB. Free memory was 40.5 MB in the beginning and 38.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:41,375 INFO L168 Benchmark]: RCFGBuilder took 1043.64 ms. Allocated memory is still 71.3 MB. Free memory was 38.6 MB in the beginning and 48.7 MB in the end (delta: -10.1 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:41,378 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 38.1 MB in the beginning and 38.0 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 693.76 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.9 MB in the beginning and 42.8 MB in the end (delta: -8.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.60 ms. Allocated memory is still 71.3 MB. Free memory was 42.6 MB in the beginning and 40.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 70.67 ms. Allocated memory is still 71.3 MB. Free memory was 40.5 MB in the beginning and 38.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1043.64 ms. Allocated memory is still 71.3 MB. Free memory was 38.6 MB in the beginning and 48.7 MB in the end (delta: -10.1 MB). Peak memory consumption was 10.4 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...