./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI --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 79f59481c49375d27b8409383d6d600e90e5ee29536655deda4d0ae0ca7faefc ....................................................................................................................................................................................................... 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_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI --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 79f59481c49375d27b8409383d6d600e90e5ee29536655deda4d0ae0ca7faefc ............................................................................................................................................................................................................ 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-b2eff8b [2021-10-29 04:05:06,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:05:06,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:05:06,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:05:06,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:05:06,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:05:06,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:05:06,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:05:06,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:05:06,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:05:06,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:05:06,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:05:06,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:05:06,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:05:06,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:05:06,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:05:06,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:05:06,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:05:06,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:05:06,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:05:06,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:05:06,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:05:06,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:05:06,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:05:06,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:05:06,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:05:06,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:05:06,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:05:06,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:05:06,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:05:06,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:05:06,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:05:06,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:05:06,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:05:06,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:05:06,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:05:06,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:05:06,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:05:06,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:05:06,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:05:06,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:05:06,745 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:05:06,794 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:05:06,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:05:06,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:05:06,796 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:05:06,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:05:06,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:05:06,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:05:06,798 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:05:06,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:05:06,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:05:06,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:05:06,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:05:06,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:05:06,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:05:06,802 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:05:06,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:05:06,802 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:05:06,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:05:06,803 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:05:06,803 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:05:06,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:05:06,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:05:06,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:05:06,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:05:06,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:05:06,806 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:05:06,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:05:06,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:05:06,807 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_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79f59481c49375d27b8409383d6d600e90e5ee29536655deda4d0ae0ca7faefc [2021-10-29 04:05:07,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:05:07,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:05:07,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:05:07,105 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:05:07,107 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:05:07,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2021-10-29 04:05:07,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data/ddf464373/f00f3f1153dc4239a88fb276c164737b/FLAG19b3c31a0 [2021-10-29 04:05:07,772 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:05:07,773 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2021-10-29 04:05:07,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data/ddf464373/f00f3f1153dc4239a88fb276c164737b/FLAG19b3c31a0 [2021-10-29 04:05:08,069 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data/ddf464373/f00f3f1153dc4239a88fb276c164737b [2021-10-29 04:05:08,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:05:08,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:05:08,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:05:08,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:05:08,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:05:08,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d98d34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08, skipping insertion in model container [2021-10-29 04:05:08,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:05:08,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:05:08,577 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_94919ae4-c4af-4af4-95e3-b52d1eac1244/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i[31164,31177] [2021-10-29 04:05:08,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:05:08,614 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:05:08,693 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_94919ae4-c4af-4af4-95e3-b52d1eac1244/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i[31164,31177] [2021-10-29 04:05:08,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:05:08,754 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:05:08,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08 WrapperNode [2021-10-29 04:05:08,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:05:08,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:05:08,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:05:08,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:05:08,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:05:08,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:05:08,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:05:08,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:05:08,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:05:08,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:05:08,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:05:08,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:05:08,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:08" (1/1) ... [2021-10-29 04:05:08,931 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:05:08,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:05:08,959 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:05:08,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:05:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:05:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-29 04:05:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-29 04:05:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:05:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2021-10-29 04:05:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2021-10-29 04:05:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 04:05:09,008 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 04:05:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:05:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:05:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:05:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2021-10-29 04:05:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2021-10-29 04:05:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:05:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:05:09,011 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:05:09,738 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:05:09,738 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-29 04:05:09,739 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor a sink node. [2021-10-29 04:05:09,740 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) [2021-10-29 04:05:09,745 INFO L168 Benchmark]: Toolchain (without parser) took 1671.08 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 65.6 MB in the beginning and 85.0 MB in the end (delta: -19.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:09,761 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 100.7 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:05:09,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.87 ms. Allocated memory is still 100.7 MB. Free memory was 65.4 MB in the beginning and 63.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:09,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.07 ms. Allocated memory is still 100.7 MB. Free memory was 63.6 MB in the beginning and 61.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:09,764 INFO L168 Benchmark]: Boogie Preprocessor took 74.44 ms. Allocated memory is still 100.7 MB. Free memory was 61.5 MB in the beginning and 59.7 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:05:09,764 INFO L168 Benchmark]: RCFGBuilder took 823.99 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 59.7 MB in the beginning and 85.0 MB in the end (delta: -25.2 MB). Peak memory consumption was 22.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:09,767 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 100.7 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 680.87 ms. Allocated memory is still 100.7 MB. Free memory was 65.4 MB in the beginning and 63.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.07 ms. Allocated memory is still 100.7 MB. Free memory was 63.6 MB in the beginning and 61.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.44 ms. Allocated memory is still 100.7 MB. Free memory was 61.5 MB in the beginning and 59.7 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 823.99 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 59.7 MB in the beginning and 85.0 MB in the end (delta: -25.2 MB). Peak memory consumption was 22.1 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. [2021-10-29 04:05:09,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/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-b2eff8b [2021-10-29 04:05:12,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:05:12,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:05:12,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:05:12,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:05:12,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:05:12,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:05:12,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:05:12,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:05:12,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:05:12,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:05:12,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:05:12,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:05:12,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:05:12,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:05:12,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:05:12,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:05:12,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:05:12,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:05:12,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:05:12,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:05:12,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:05:12,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:05:12,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:05:12,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:05:12,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:05:12,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:05:12,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:05:12,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:05:12,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:05:12,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:05:12,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:05:12,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:05:12,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:05:12,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:05:12,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:05:12,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:05:12,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:05:12,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:05:12,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:05:12,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:05:12,437 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:05:12,481 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:05:12,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:05:12,482 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:05:12,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:05:12,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:05:12,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:05:12,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:05:12,485 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:05:12,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:05:12,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:05:12,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:05:12,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:05:12,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:05:12,487 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:05:12,487 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:05:12,487 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:05:12,488 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:05:12,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:05:12,488 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:05:12,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:05:12,489 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:05:12,489 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:05:12,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:05:12,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:05:12,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:05:12,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:05:12,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:05:12,490 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:05:12,490 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:05:12,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:05:12,491 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:05:12,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:05:12,491 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_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79f59481c49375d27b8409383d6d600e90e5ee29536655deda4d0ae0ca7faefc [2021-10-29 04:05:12,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:05:12,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:05:12,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:05:12,897 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:05:12,898 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:05:12,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2021-10-29 04:05:12,967 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data/751013c6f/6f46f3fd84454897aedff79cf057714c/FLAGb1abd6ae3 [2021-10-29 04:05:13,585 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:05:13,585 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2021-10-29 04:05:13,607 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data/751013c6f/6f46f3fd84454897aedff79cf057714c/FLAGb1abd6ae3 [2021-10-29 04:05:13,817 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/data/751013c6f/6f46f3fd84454897aedff79cf057714c [2021-10-29 04:05:13,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:05:13,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:05:13,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:05:13,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:05:13,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:05:13,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:05:13" (1/1) ... [2021-10-29 04:05:13,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5855f40f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:13, skipping insertion in model container [2021-10-29 04:05:13,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:05:13" (1/1) ... [2021-10-29 04:05:13,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:05:13,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:05:14,327 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_94919ae4-c4af-4af4-95e3-b52d1eac1244/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i[31164,31177] [2021-10-29 04:05:14,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:05:14,349 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:05:14,391 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_94919ae4-c4af-4af4-95e3-b52d1eac1244/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i[31164,31177] [2021-10-29 04:05:14,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:05:14,480 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:05:14,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14 WrapperNode [2021-10-29 04:05:14,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:05:14,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:05:14,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:05:14,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:05:14,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:05:14,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:05:14,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:05:14,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:05:14,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:05:14,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:05:14,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:05:14,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:05:14,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,661 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:05:14,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:05:14,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:05:14,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:05:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:05:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-29 04:05:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-29 04:05:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2021-10-29 04:05:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2021-10-29 04:05:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 04:05:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 04:05:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:05:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:05:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:05:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:05:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-29 04:05:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2021-10-29 04:05:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2021-10-29 04:05:14,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:05:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:05:14,756 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:05:15,621 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:05:15,637 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-29 04:05:15,638 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor a sink node. [2021-10-29 04:05:15,639 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) [2021-10-29 04:05:15,643 INFO L168 Benchmark]: Toolchain (without parser) took 1815.93 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 48.0 MB in the beginning and 58.0 MB in the end (delta: -10.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:15,643 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 67.1 MB. Free memory is still 48.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:05:15,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.80 ms. Allocated memory is still 67.1 MB. Free memory was 47.9 MB in the beginning and 44.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:15,645 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.52 ms. Allocated memory is still 67.1 MB. Free memory was 44.8 MB in the beginning and 42.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:15,646 INFO L168 Benchmark]: Boogie Preprocessor took 76.06 ms. Allocated memory is still 67.1 MB. Free memory was 42.5 MB in the beginning and 40.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:15,647 INFO L168 Benchmark]: RCFGBuilder took 987.47 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 40.4 MB in the beginning and 58.0 MB in the end (delta: -17.5 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:15,650 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 67.1 MB. Free memory is still 48.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 652.80 ms. Allocated memory is still 67.1 MB. Free memory was 47.9 MB in the beginning and 44.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.52 ms. Allocated memory is still 67.1 MB. Free memory was 44.8 MB in the beginning and 42.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.06 ms. Allocated memory is still 67.1 MB. Free memory was 42.5 MB in the beginning and 40.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 987.47 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 40.4 MB in the beginning and 58.0 MB in the end (delta: -17.5 MB). Peak memory consumption was 15.1 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. [2021-10-29 04:05:15,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94919ae4-c4af-4af4-95e3-b52d1eac1244/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...