./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN --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 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:33:07,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:33:07,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:33:07,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:33:07,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:33:07,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:33:07,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:33:07,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:33:07,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:33:07,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:33:07,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:33:07,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:33:07,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:33:07,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:33:07,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:33:07,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:33:07,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:33:07,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:33:07,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:33:07,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:33:07,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:33:07,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:33:07,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:33:07,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:33:07,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:33:07,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:33:07,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:33:07,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:33:07,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:33:07,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:33:07,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:33:07,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:33:07,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:33:07,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:33:07,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:33:07,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:33:07,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:33:07,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:33:07,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:33:07,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:33:07,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:33:07,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 04:33:07,802 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:33:07,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:33:07,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:33:07,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:33:07,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:33:07,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:33:07,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:33:07,805 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:33:07,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:33:07,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:33:07,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:33:07,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:33:07,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:33:07,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:33:07,807 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:33:07,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:33:07,807 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:33:07,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:33:07,808 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:33:07,808 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:33:07,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:33:07,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:33:07,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:33:07,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:33:07,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:33:07,810 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:33:07,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:33:07,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:33:07,810 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_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 [2021-11-21 04:33:08,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:33:08,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:33:08,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:33:08,101 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:33:08,102 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:33:08,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2021-11-21 04:33:08,180 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data/f35b19876/dd16e0a8959b4bb28654823c7e40abf9/FLAG7143f6225 [2021-11-21 04:33:08,831 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:33:08,832 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2021-11-21 04:33:08,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data/f35b19876/dd16e0a8959b4bb28654823c7e40abf9/FLAG7143f6225 [2021-11-21 04:33:09,156 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data/f35b19876/dd16e0a8959b4bb28654823c7e40abf9 [2021-11-21 04:33:09,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:33:09,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:33:09,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:33:09,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:33:09,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:33:09,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:33:09" (1/1) ... [2021-11-21 04:33:09,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56299b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:09, skipping insertion in model container [2021-11-21 04:33:09,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:33:09" (1/1) ... [2021-11-21 04:33:09,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:33:09,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:33:10,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2021-11-21 04:33:10,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:33:10,154 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:33:10,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2021-11-21 04:33:10,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:33:10,420 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:33:10,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10 WrapperNode [2021-11-21 04:33:10,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:33:10,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:33:10,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:33:10,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:33:10,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,530 INFO L137 Inliner]: procedures = 397, calls = 214, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 280 [2021-11-21 04:33:10,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:33:10,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:33:10,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:33:10,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:33:10,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:33:10,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:33:10,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:33:10,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:33:10,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:10" (1/1) ... [2021-11-21 04:33:10,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:33:10,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:33:10,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:33:10,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:33:10,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-21 04:33:10,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:33:10,701 INFO L130 BoogieDeclarations]: Found specification of procedure ti_cas [2021-11-21 04:33:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_cas [2021-11-21 04:33:10,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-21 04:33:10,702 INFO L130 BoogieDeclarations]: Found specification of procedure checkInvariant [2021-11-21 04:33:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure checkInvariant [2021-11-21 04:33:10,702 INFO L130 BoogieDeclarations]: Found specification of procedure LesOP [2021-11-21 04:33:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure LesOP [2021-11-21 04:33:10,702 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Push [2021-11-21 04:33:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Push [2021-11-21 04:33:10,702 INFO L130 BoogieDeclarations]: Found specification of procedure FinishCollision [2021-11-21 04:33:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure FinishCollision [2021-11-21 04:33:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:33:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Pop [2021-11-21 04:33:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Pop [2021-11-21 04:33:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:33:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:33:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_c_cas [2021-11-21 04:33:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_c_cas [2021-11-21 04:33:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2021-11-21 04:33:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2021-11-21 04:33:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2021-11-21 04:33:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2021-11-21 04:33:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2021-11-21 04:33:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2021-11-21 04:33:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:33:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:33:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2021-11-21 04:33:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2021-11-21 04:33:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Pop [2021-11-21 04:33:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Pop [2021-11-21 04:33:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 04:33:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 04:33:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:33:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:33:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 04:33:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Push [2021-11-21 04:33:10,706 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Push [2021-11-21 04:33:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2021-11-21 04:33:10,706 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2021-11-21 04:33:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:33:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2021-11-21 04:33:10,707 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2021-11-21 04:33:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2021-11-21 04:33:10,707 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2021-11-21 04:33:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2021-11-21 04:33:10,707 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2021-11-21 04:33:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_ti_cas [2021-11-21 04:33:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_ti_cas [2021-11-21 04:33:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2021-11-21 04:33:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2021-11-21 04:33:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure TryPerformStackOp [2021-11-21 04:33:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure TryPerformStackOp [2021-11-21 04:33:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_ThreadInfo [2021-11-21 04:33:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc_ThreadInfo [2021-11-21 04:33:10,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:33:10,710 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 04:33:10,891 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:33:10,893 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:33:11,691 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:33:12,052 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:33:12,052 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 04:33:12,053 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L1493 is neither atomic block end nor a sink node. [2021-11-21 04:33:12,054 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:304) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 04:33:12,065 INFO L158 Benchmark]: Toolchain (without parser) took 2900.05ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 66.6MB in the beginning and 39.0MB in the end (delta: 27.6MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2021-11-21 04:33:12,067 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 53.0MB in the beginning and 52.9MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:33:12,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1244.38ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 66.3MB in the beginning and 86.4MB in the end (delta: -20.1MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2021-11-21 04:33:12,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.28ms. Allocated memory is still 121.6MB. Free memory was 86.4MB in the beginning and 82.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 04:33:12,070 INFO L158 Benchmark]: Boogie Preprocessor took 68.00ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 78.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 04:33:12,071 INFO L158 Benchmark]: RCFGBuilder took 1461.80ms. Allocated memory is still 121.6MB. Free memory was 78.7MB in the beginning and 39.0MB in the end (delta: 39.7MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2021-11-21 04:33:12,081 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 53.0MB in the beginning and 52.9MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1244.38ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 66.3MB in the beginning and 86.4MB in the end (delta: -20.1MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.28ms. Allocated memory is still 121.6MB. Free memory was 86.4MB in the beginning and 82.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.00ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 78.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1461.80ms. Allocated memory is still 121.6MB. Free memory was 78.7MB in the beginning and 39.0MB in the end (delta: 39.7MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:33:12,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN --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 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:33:14,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:33:14,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:33:14,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:33:14,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:33:14,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:33:14,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:33:14,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:33:14,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:33:14,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:33:14,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:33:14,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:33:14,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:33:14,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:33:14,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:33:14,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:33:14,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:33:14,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:33:14,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:33:14,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:33:14,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:33:14,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:33:14,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:33:14,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:33:14,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:33:14,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:33:14,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:33:14,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:33:14,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:33:14,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:33:14,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:33:14,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:33:14,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:33:14,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:33:14,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:33:14,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:33:14,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:33:14,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:33:14,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:33:14,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:33:14,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:33:14,744 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-21 04:33:14,793 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:33:14,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:33:14,795 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:33:14,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:33:14,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:33:14,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:33:14,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:33:14,799 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:33:14,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:33:14,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:33:14,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:33:14,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:33:14,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:33:14,801 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-21 04:33:14,801 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 04:33:14,801 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 04:33:14,802 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:33:14,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:33:14,802 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:33:14,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:33:14,803 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:33:14,803 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:33:14,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:33:14,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:33:14,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:33:14,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:33:14,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:33:14,804 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 04:33:14,804 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 04:33:14,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:33:14,805 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-21 04:33:14,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 04:33:14,806 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_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 [2021-11-21 04:33:15,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:33:15,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:33:15,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:33:15,228 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:33:15,231 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:33:15,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2021-11-21 04:33:15,305 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data/af969aca5/f6b5b0f100cd4d9f9d6f23597254c91d/FLAG460daf3a6 [2021-11-21 04:33:15,987 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:33:15,988 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2021-11-21 04:33:16,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data/af969aca5/f6b5b0f100cd4d9f9d6f23597254c91d/FLAG460daf3a6 [2021-11-21 04:33:16,216 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/data/af969aca5/f6b5b0f100cd4d9f9d6f23597254c91d [2021-11-21 04:33:16,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:33:16,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:33:16,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:33:16,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:33:16,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:33:16,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:33:16" (1/1) ... [2021-11-21 04:33:16,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d988162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:16, skipping insertion in model container [2021-11-21 04:33:16,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:33:16" (1/1) ... [2021-11-21 04:33:16,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:33:16,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:33:17,058 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2021-11-21 04:33:17,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:33:17,100 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:33:17,215 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2021-11-21 04:33:17,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:33:17,361 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:33:17,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17 WrapperNode [2021-11-21 04:33:17,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:33:17,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:33:17,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:33:17,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:33:17,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,467 INFO L137 Inliner]: procedures = 401, calls = 214, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 272 [2021-11-21 04:33:17,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:33:17,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:33:17,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:33:17,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:33:17,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:33:17,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:33:17,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:33:17,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:33:17,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:17" (1/1) ... [2021-11-21 04:33:17,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:33:17,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:33:17,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:33:17,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:33:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-21 04:33:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:33:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 04:33:17,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-21 04:33:17,686 INFO L130 BoogieDeclarations]: Found specification of procedure ti_cas [2021-11-21 04:33:17,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_cas [2021-11-21 04:33:17,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-21 04:33:17,686 INFO L130 BoogieDeclarations]: Found specification of procedure checkInvariant [2021-11-21 04:33:17,686 INFO L138 BoogieDeclarations]: Found implementation of procedure checkInvariant [2021-11-21 04:33:17,688 INFO L130 BoogieDeclarations]: Found specification of procedure LesOP [2021-11-21 04:33:17,688 INFO L138 BoogieDeclarations]: Found implementation of procedure LesOP [2021-11-21 04:33:17,688 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Push [2021-11-21 04:33:17,689 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Push [2021-11-21 04:33:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure FinishCollision [2021-11-21 04:33:17,689 INFO L138 BoogieDeclarations]: Found implementation of procedure FinishCollision [2021-11-21 04:33:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Pop [2021-11-21 04:33:17,689 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Pop [2021-11-21 04:33:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:33:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:33:17,690 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_c_cas [2021-11-21 04:33:17,690 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_c_cas [2021-11-21 04:33:17,690 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2021-11-21 04:33:17,690 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2021-11-21 04:33:17,690 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2021-11-21 04:33:17,690 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2021-11-21 04:33:17,690 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2021-11-21 04:33:17,691 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2021-11-21 04:33:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:33:17,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:33:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-21 04:33:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2021-11-21 04:33:17,691 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2021-11-21 04:33:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Pop [2021-11-21 04:33:17,691 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Pop [2021-11-21 04:33:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 04:33:17,692 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 04:33:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:33:17,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:33:17,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-21 04:33:17,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 04:33:17,694 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Push [2021-11-21 04:33:17,694 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Push [2021-11-21 04:33:17,694 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2021-11-21 04:33:17,694 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2021-11-21 04:33:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2021-11-21 04:33:17,695 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2021-11-21 04:33:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2021-11-21 04:33:17,695 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2021-11-21 04:33:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2021-11-21 04:33:17,695 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2021-11-21 04:33:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_ti_cas [2021-11-21 04:33:17,696 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_ti_cas [2021-11-21 04:33:17,696 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2021-11-21 04:33:17,696 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2021-11-21 04:33:17,697 INFO L130 BoogieDeclarations]: Found specification of procedure TryPerformStackOp [2021-11-21 04:33:17,697 INFO L138 BoogieDeclarations]: Found implementation of procedure TryPerformStackOp [2021-11-21 04:33:17,698 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_ThreadInfo [2021-11-21 04:33:17,699 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc_ThreadInfo [2021-11-21 04:33:17,700 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 04:33:17,966 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:33:17,970 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:33:19,038 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:33:19,405 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:33:19,405 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 04:33:19,406 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L1493 is neither atomic block end nor a sink node. [2021-11-21 04:33:19,407 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:304) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 04:33:19,415 INFO L158 Benchmark]: Toolchain (without parser) took 3192.31ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 54.0MB in the beginning and 69.6MB in the end (delta: -15.6MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-21 04:33:19,415 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 78.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:33:19,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1141.54ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 64.7MB in the end (delta: -10.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-21 04:33:19,417 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.10ms. Allocated memory is still 92.3MB. Free memory was 64.7MB in the beginning and 60.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 04:33:19,418 INFO L158 Benchmark]: Boogie Preprocessor took 125.76ms. Allocated memory is still 92.3MB. Free memory was 60.9MB in the beginning and 56.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 04:33:19,419 INFO L158 Benchmark]: RCFGBuilder took 1815.84ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 56.4MB in the beginning and 69.6MB in the end (delta: -13.2MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2021-11-21 04:33:19,428 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 78.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1141.54ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 64.7MB in the end (delta: -10.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.10ms. Allocated memory is still 92.3MB. Free memory was 64.7MB in the beginning and 60.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.76ms. Allocated memory is still 92.3MB. Free memory was 60.9MB in the beginning and 56.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1815.84ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 56.4MB in the beginning and 69.6MB in the end (delta: -13.2MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:33:19,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16db456e-e1ea-49f6-915b-b95e8982d399/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- 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?