./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB --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 a107688f8a9743f96e4ba7fbbac745d7f444b48f461db6b6c74848593b202e05 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:33:50,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:50,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:50,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:50,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:50,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:50,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:50,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:50,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:50,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:50,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:50,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:50,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:50,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:50,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:50,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:50,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:50,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:50,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:50,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:50,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:50,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:50,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:50,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:50,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:50,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:50,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:50,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:50,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:50,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:50,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:50,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:50,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:50,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:50,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:50,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:50,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:50,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:50,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:50,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:50,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:50,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:50,914 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:50,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:50,916 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:50,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:50,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:50,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:50,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:50,918 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:50,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:50,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:50,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:50,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:50,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:50,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:50,920 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:50,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:50,920 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:50,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:50,921 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:50,921 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:50,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:50,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:50,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:50,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:50,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:50,923 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:50,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:50,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:50,924 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_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a107688f8a9743f96e4ba7fbbac745d7f444b48f461db6b6c74848593b202e05 [2022-10-17 16:33:51,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:51,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:51,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:51,215 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:51,216 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:51,218 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix026.oepc.i [2022-10-17 16:33:51,287 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data/13512f48f/cccd820b9a33443190ecfda497e65ce1/FLAGe94ef54b5 [2022-10-17 16:33:51,864 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:51,864 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/sv-benchmarks/c/pthread-wmm/mix026.oepc.i [2022-10-17 16:33:51,883 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data/13512f48f/cccd820b9a33443190ecfda497e65ce1/FLAGe94ef54b5 [2022-10-17 16:33:52,136 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data/13512f48f/cccd820b9a33443190ecfda497e65ce1 [2022-10-17 16:33:52,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:52,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:52,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:52,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:52,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:52,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e88f74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52, skipping insertion in model container [2022-10-17 16:33:52,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:52,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:52,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/sv-benchmarks/c/pthread-wmm/mix026.oepc.i[945,958] [2022-10-17 16:33:52,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:52,647 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:52,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/sv-benchmarks/c/pthread-wmm/mix026.oepc.i[945,958] [2022-10-17 16:33:52,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:52,786 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:52,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52 WrapperNode [2022-10-17 16:33:52,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:52,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:52,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:52,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:52,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,881 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2022-10-17 16:33:52,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:52,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:52,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:52,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:52,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,926 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:52,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:52,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:52,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:52,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:52" (1/1) ... [2022-10-17 16:33:52,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:52,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:52,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:52,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:33:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:33:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:33:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:33:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:33:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:33:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:33:53,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:33:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:33:53,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:33:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:33:53,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:33:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:33:53,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:33:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:33:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:53,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:53,040 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:33:53,225 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:53,228 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:54,041 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:54,595 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:54,596 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:33:54,597 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor a sink node. [2022-10-17 16:33:54,598 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:303) 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) [2022-10-17 16:33:54,604 INFO L158 Benchmark]: Toolchain (without parser) took 2462.05ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 53.0MB in the beginning and 38.9MB in the end (delta: 14.1MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2022-10-17 16:33:54,606 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:33:54,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.29ms. Allocated memory is still 79.7MB. Free memory was 52.8MB in the beginning and 40.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:33:54,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.71ms. Allocated memory is still 79.7MB. Free memory was 40.7MB in the beginning and 38.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:33:54,610 INFO L158 Benchmark]: Boogie Preprocessor took 52.93ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 38.3MB in the beginning and 73.5MB in the end (delta: -35.2MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:54,611 INFO L158 Benchmark]: RCFGBuilder took 1664.81ms. Allocated memory is still 96.5MB. Free memory was 73.5MB in the beginning and 38.9MB in the end (delta: 34.6MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2022-10-17 16:33:54,620 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 646.29ms. Allocated memory is still 79.7MB. Free memory was 52.8MB in the beginning and 40.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.71ms. Allocated memory is still 79.7MB. Free memory was 40.7MB in the beginning and 38.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.93ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 38.3MB in the beginning and 73.5MB in the end (delta: -35.2MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1664.81ms. Allocated memory is still 96.5MB. Free memory was 73.5MB in the beginning and 38.9MB in the end (delta: 34.6MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:33:54,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB --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 a107688f8a9743f96e4ba7fbbac745d7f444b48f461db6b6c74848593b202e05 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:33:57,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:57,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:57,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:57,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:57,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:57,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:57,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:57,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:57,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:57,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:57,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:57,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:57,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:57,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:57,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:57,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:57,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:57,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:57,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:57,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:57,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:57,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:57,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:57,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:57,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:57,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:57,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:57,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:57,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:57,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:57,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:57,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:57,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:57,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:57,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:57,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:57,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:57,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:57,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:57,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:57,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:33:57,441 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:57,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:57,443 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:57,443 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:57,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:57,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:57,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:57,446 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:57,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:57,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:57,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:57,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:57,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:57,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:33:57,448 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:33:57,449 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:33:57,449 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:57,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:57,449 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:57,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:57,450 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:57,450 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:57,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:57,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:57,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:57,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:57,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:57,451 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:33:57,452 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:33:57,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:57,452 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:33:57,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:33:57,453 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_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a107688f8a9743f96e4ba7fbbac745d7f444b48f461db6b6c74848593b202e05 [2022-10-17 16:33:57,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:57,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:57,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:57,905 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:57,906 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:57,909 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix026.oepc.i [2022-10-17 16:33:57,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data/52e417ffd/4e6679af3b1d43718cda2b3ba9ada7d8/FLAGb47554b28 [2022-10-17 16:33:58,656 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:58,657 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/sv-benchmarks/c/pthread-wmm/mix026.oepc.i [2022-10-17 16:33:58,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data/52e417ffd/4e6679af3b1d43718cda2b3ba9ada7d8/FLAGb47554b28 [2022-10-17 16:33:58,892 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/data/52e417ffd/4e6679af3b1d43718cda2b3ba9ada7d8 [2022-10-17 16:33:58,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:58,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:58,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:58,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:58,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:58,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:58" (1/1) ... [2022-10-17 16:33:58,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4499d286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:58, skipping insertion in model container [2022-10-17 16:33:58,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:58" (1/1) ... [2022-10-17 16:33:58,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:58,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:59,180 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/sv-benchmarks/c/pthread-wmm/mix026.oepc.i[945,958] [2022-10-17 16:33:59,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:59,441 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:59,454 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/sv-benchmarks/c/pthread-wmm/mix026.oepc.i[945,958] [2022-10-17 16:33:59,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:59,609 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:59,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59 WrapperNode [2022-10-17 16:33:59,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:59,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:59,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:59,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:59,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,716 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2022-10-17 16:33:59,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:59,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:59,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:59,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:59,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,800 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:59,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:59,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:59,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:59,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:59,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:59,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:59,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:59,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:33:59,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:33:59,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:33:59,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:59,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:33:59,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:33:59,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:33:59,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:33:59,917 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:33:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:33:59,918 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:33:59,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:33:59,918 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:33:59,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:33:59,918 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:33:59,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:33:59,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:33:59,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:59,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:59,921 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:34:00,101 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:00,104 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:00,992 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:01,566 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:01,566 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:34:01,567 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor a sink node. [2022-10-17 16:34:01,568 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:303) 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) [2022-10-17 16:34:01,572 INFO L158 Benchmark]: Toolchain (without parser) took 2675.43ms. Allocated memory was 60.8MB in the beginning and 111.1MB in the end (delta: 50.3MB). Free memory was 36.7MB in the beginning and 86.0MB in the end (delta: -49.2MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2022-10-17 16:34:01,573 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:01,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 708.89ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 36.5MB in the beginning and 59.3MB in the end (delta: -22.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:34:01,575 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.06ms. Allocated memory is still 90.2MB. Free memory was 59.3MB in the beginning and 56.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:34:01,576 INFO L158 Benchmark]: Boogie Preprocessor took 104.50ms. Allocated memory is still 90.2MB. Free memory was 56.9MB in the beginning and 54.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:34:01,576 INFO L158 Benchmark]: RCFGBuilder took 1745.13ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 53.8MB in the beginning and 86.0MB in the end (delta: -32.2MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2022-10-17 16:34:01,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 708.89ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 36.5MB in the beginning and 59.3MB in the end (delta: -22.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.06ms. Allocated memory is still 90.2MB. Free memory was 59.3MB in the beginning and 56.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.50ms. Allocated memory is still 90.2MB. Free memory was 56.9MB in the beginning and 54.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1745.13ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 53.8MB in the beginning and 86.0MB in the end (delta: -32.2MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:34:01,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecba3dc8-6c3d-46ca-b8ab-368388b4ec82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?