./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY --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 437f4582da8400a09430786b46b4ecda7afccaeb ....................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY --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 437f4582da8400a09430786b46b4ecda7afccaeb ............................................................................................................................................................................................................ 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 0.2.1-dev-4e77c04 [2021-10-13 03:26:15,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:26:15,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:26:15,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:26:15,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:26:15,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:26:15,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:26:15,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:26:15,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:26:15,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:26:15,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:26:15,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:26:15,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:26:15,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:26:15,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:26:15,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:26:15,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:26:15,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:26:15,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:26:15,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:26:15,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:26:15,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:26:15,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:26:15,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:26:15,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:26:15,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:26:15,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:26:15,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:26:15,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:26:15,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:26:15,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:26:15,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:26:15,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:26:15,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:26:15,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:26:15,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:26:15,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:26:15,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:26:15,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:26:15,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:26:15,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:26:15,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-13 03:26:15,269 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:26:15,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:26:15,270 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:26:15,271 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:26:15,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:26:15,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:26:15,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:26:15,273 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 03:26:15,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:26:15,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 03:26:15,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:26:15,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:26:15,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:26:15,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:26:15,275 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 03:26:15,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:26:15,276 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:26:15,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:26:15,276 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:26:15,277 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:26:15,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:26:15,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:26:15,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:26:15,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:26:15,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:26:15,278 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:26:15,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:26:15,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:26:15,279 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_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 437f4582da8400a09430786b46b4ecda7afccaeb [2021-10-13 03:26:15,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:26:15,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:26:15,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:26:15,710 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:26:15,711 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:26:15,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2021-10-13 03:26:15,800 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data/40c7b6888/4a5addfca3b245b7b6c01fa4e19938a2/FLAG385585917 [2021-10-13 03:26:16,520 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:26:16,521 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2021-10-13 03:26:16,539 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data/40c7b6888/4a5addfca3b245b7b6c01fa4e19938a2/FLAG385585917 [2021-10-13 03:26:16,740 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data/40c7b6888/4a5addfca3b245b7b6c01fa4e19938a2 [2021-10-13 03:26:16,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:26:16,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:26:16,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:26:16,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:26:16,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:26:16,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:26:16" (1/1) ... [2021-10-13 03:26:16,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@536af9d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:16, skipping insertion in model container [2021-10-13 03:26:16,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:26:16" (1/1) ... [2021-10-13 03:26:16,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:26:16,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:26:17,332 WARN L228 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_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31166,31179] [2021-10-13 03:26:17,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:26:17,363 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:26:17,433 WARN L228 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_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31166,31179] [2021-10-13 03:26:17,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:26:17,497 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:26:17,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17 WrapperNode [2021-10-13 03:26:17,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:26:17,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:26:17,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:26:17,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:26:17,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:26:17,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:26:17,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:26:17,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:26:17,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:26:17,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:26:17,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:26:17,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:26:17,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:17" (1/1) ... [2021-10-13 03:26:17,635 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:26:17,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:26:17,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:26:17,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:26:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 03:26:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-13 03:26:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-13 03:26:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 03:26:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2021-10-13 03:26:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2021-10-13 03:26:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-13 03:26:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-13 03:26:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 03:26:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 03:26:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 03:26:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2021-10-13 03:26:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2021-10-13 03:26:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:26:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:26:17,740 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 03:26:18,719 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:26:18,719 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-13 03:26:18,720 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor a sink node. [2021-10-13 03:26:18,722 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:302) 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) [2021-10-13 03:26:18,733 INFO L168 Benchmark]: Toolchain (without parser) took 1983.40 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 80.5 MB in the beginning and 99.7 MB in the end (delta: -19.1 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2021-10-13 03:26:18,734 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 111.1 MB. Free memory was 65.8 MB in the beginning and 65.8 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:26:18,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.93 ms. Allocated memory is still 111.1 MB. Free memory was 80.3 MB in the beginning and 74.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:26:18,736 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.61 ms. Allocated memory is still 111.1 MB. Free memory was 74.5 MB in the beginning and 72.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 03:26:18,737 INFO L168 Benchmark]: Boogie Preprocessor took 39.43 ms. Allocated memory is still 111.1 MB. Free memory was 72.0 MB in the beginning and 70.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:26:18,741 INFO L168 Benchmark]: RCFGBuilder took 1105.74 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 70.4 MB in the beginning and 99.7 MB in the end (delta: -29.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. [2021-10-13 03:26:18,753 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 111.1 MB. Free memory was 65.8 MB in the beginning and 65.8 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 744.93 ms. Allocated memory is still 111.1 MB. Free memory was 80.3 MB in the beginning and 74.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.61 ms. Allocated memory is still 111.1 MB. Free memory was 74.5 MB in the beginning and 72.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.43 ms. Allocated memory is still 111.1 MB. Free memory was 72.0 MB in the beginning and 70.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1105.74 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 70.4 MB in the beginning and 99.7 MB in the end (delta: -29.2 MB). Peak memory consumption was 26.5 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:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 03:26:18,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 03:26:21,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:26:21,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:26:21,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:26:21,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:26:21,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:26:21,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:26:21,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:26:22,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:26:22,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:26:22,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:26:22,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:26:22,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:26:22,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:26:22,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:26:22,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:26:22,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:26:22,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:26:22,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:26:22,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:26:22,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:26:22,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:26:22,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:26:22,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:26:22,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:26:22,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:26:22,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:26:22,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:26:22,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:26:22,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:26:22,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:26:22,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:26:22,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:26:22,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:26:22,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:26:22,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:26:22,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:26:22,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:26:22,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:26:22,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:26:22,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:26:22,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-13 03:26:22,128 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:26:22,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:26:22,130 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:26:22,131 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:26:22,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:26:22,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:26:22,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:26:22,133 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 03:26:22,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 03:26:22,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:26:22,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:26:22,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:26:22,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:26:22,135 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 03:26:22,135 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 03:26:22,135 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 03:26:22,135 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 03:26:22,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:26:22,136 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:26:22,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:26:22,137 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:26:22,137 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:26:22,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:26:22,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:26:22,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:26:22,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:26:22,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:26:22,138 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 03:26:22,139 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 03:26:22,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:26:22,139 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-13 03:26:22,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 03:26:22,140 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_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 437f4582da8400a09430786b46b4ecda7afccaeb [2021-10-13 03:26:22,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:26:22,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:26:22,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:26:22,647 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:26:22,648 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:26:22,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2021-10-13 03:26:22,729 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data/6bb5fa4b6/da333bda940d48dc947bd1b97dfc30d4/FLAGdbefbf4a5 [2021-10-13 03:26:23,534 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:26:23,535 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2021-10-13 03:26:23,555 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data/6bb5fa4b6/da333bda940d48dc947bd1b97dfc30d4/FLAGdbefbf4a5 [2021-10-13 03:26:23,728 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/data/6bb5fa4b6/da333bda940d48dc947bd1b97dfc30d4 [2021-10-13 03:26:23,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:26:23,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:26:23,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:26:23,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:26:23,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:26:23,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:26:23" (1/1) ... [2021-10-13 03:26:23,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@394cdf31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:23, skipping insertion in model container [2021-10-13 03:26:23,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:26:23" (1/1) ... [2021-10-13 03:26:23,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:26:23,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:26:24,362 WARN L228 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_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31166,31179] [2021-10-13 03:26:24,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:26:24,407 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:26:24,474 WARN L228 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_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31166,31179] [2021-10-13 03:26:24,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:26:24,549 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:26:24,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24 WrapperNode [2021-10-13 03:26:24,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:26:24,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:26:24,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:26:24,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:26:24,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:26:24,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:26:24,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:26:24,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:26:24,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:26:24,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:26:24,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:26:24,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:26:24,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:26:24" (1/1) ... [2021-10-13 03:26:24,729 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:26:24,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:26:24,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:26:24,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:26:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 03:26:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-13 03:26:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-13 03:26:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2021-10-13 03:26:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2021-10-13 03:26:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-13 03:26:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-13 03:26:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 03:26:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 03:26:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 03:26:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 03:26:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-13 03:26:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2021-10-13 03:26:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2021-10-13 03:26:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:26:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:26:24,857 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 03:26:25,956 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:26:25,957 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-13 03:26:25,958 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor a sink node. [2021-10-13 03:26:25,959 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:302) 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) [2021-10-13 03:26:25,969 INFO L168 Benchmark]: Toolchain (without parser) took 2227.71 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 27.6 MB in the beginning and 47.4 MB in the end (delta: -19.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2021-10-13 03:26:25,970 INFO L168 Benchmark]: CDTParser took 3.18 ms. Allocated memory is still 52.4 MB. Free memory was 33.4 MB in the beginning and 33.4 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:26:25,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.56 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 27.3 MB in the beginning and 43.3 MB in the end (delta: -15.9 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-13 03:26:25,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.55 ms. Allocated memory is still 71.3 MB. Free memory was 43.1 MB in the beginning and 40.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:26:25,975 INFO L168 Benchmark]: Boogie Preprocessor took 66.09 ms. Allocated memory is still 71.3 MB. Free memory was 40.8 MB in the beginning and 39.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:26:25,976 INFO L168 Benchmark]: RCFGBuilder took 1245.84 ms. Allocated memory is still 71.3 MB. Free memory was 38.8 MB in the beginning and 47.4 MB in the end (delta: -8.6 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-10-13 03:26:25,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.18 ms. Allocated memory is still 52.4 MB. Free memory was 33.4 MB in the beginning and 33.4 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 808.56 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 27.3 MB in the beginning and 43.3 MB in the end (delta: -15.9 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.55 ms. Allocated memory is still 71.3 MB. Free memory was 43.1 MB in the beginning and 40.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.09 ms. Allocated memory is still 71.3 MB. Free memory was 40.8 MB in the beginning and 39.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1245.84 ms. Allocated memory is still 71.3 MB. Free memory was 38.8 MB in the beginning and 47.4 MB in the end (delta: -8.6 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 03:26:26,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bbfc20-400e-4fb5-ac02-9b1994594b1c/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...