./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ --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 d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:31:19,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:31:19,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:31:19,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:31:19,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:31:19,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:31:19,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:31:19,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:31:19,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:31:19,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:31:19,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:31:19,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:31:19,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:31:19,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:31:19,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:31:19,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:31:19,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:31:19,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:31:19,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:31:19,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:31:19,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:31:19,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:31:19,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:31:19,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:31:19,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:31:19,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:31:19,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:31:19,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:31:19,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:31:19,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:31:19,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:31:19,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:31:19,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:31:19,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:31:19,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:31:19,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:31:19,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:31:19,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:31:19,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:31:19,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:31:19,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:31:19,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:31:19,216 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:31:19,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:31:19,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:31:19,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:31:19,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:31:19,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:31:19,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:31:19,221 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:31:19,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:31:19,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:31:19,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:31:19,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:31:19,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:31:19,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:31:19,233 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:31:19,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:31:19,233 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:31:19,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:31:19,234 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:31:19,234 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:31:19,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:31:19,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:19,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:31:19,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:31:19,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:31:19,236 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:31:19,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:31:19,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:31:19,237 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_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 [2021-11-23 01:31:19,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:31:19,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:31:19,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:31:19,675 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:31:19,680 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:31:19,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 01:31:19,800 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data/3c35298bc/4ab73ed4daf94f88afd1a51f9f36e9c5/FLAGfa03d45cc [2021-11-23 01:31:20,335 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:31:20,336 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 01:31:20,372 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data/3c35298bc/4ab73ed4daf94f88afd1a51f9f36e9c5/FLAGfa03d45cc [2021-11-23 01:31:20,621 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data/3c35298bc/4ab73ed4daf94f88afd1a51f9f36e9c5 [2021-11-23 01:31:20,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:31:20,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:31:20,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:20,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:31:20,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:31:20,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:20" (1/1) ... [2021-11-23 01:31:20,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b0ca2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:20, skipping insertion in model container [2021-11-23 01:31:20,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:20" (1/1) ... [2021-11-23 01:31:20,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:31:20,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:31:20,963 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_93ac6917-7f2d-4e21-9e34-77c7655e2e75/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 01:31:21,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:21,347 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:31:21,362 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_93ac6917-7f2d-4e21-9e34-77c7655e2e75/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 01:31:21,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:21,490 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:31:21,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21 WrapperNode [2021-11-23 01:31:21,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:21,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:21,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:31:21,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:31:21,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,583 INFO L137 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 127 [2021-11-23 01:31:21,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:21,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:31:21,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:31:21,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:31:21,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:31:21,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:31:21,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:31:21,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:31:21,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:21" (1/1) ... [2021-11-23 01:31:21,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:21,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:31:21,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:31:21,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:31:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:31:21,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:31:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:31:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:31:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:31:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:31:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:31:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:31:21,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:31:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:31:21,752 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:31:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:31:21,752 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:31:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 01:31:21,753 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 01:31:21,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:31:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:31:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:31:21,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:31:21,757 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:31:22,012 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:31:22,014 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:31:22,791 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:31:23,212 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:31:23,212 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:31:23,215 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L754 is neither atomic block end nor a sink node. [2021-11-23 01:31:23,216 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:31:23,228 INFO L158 Benchmark]: Toolchain (without parser) took 2599.77ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 60.7MB in the beginning and 78.2MB in the end (delta: -17.5MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2021-11-23 01:31:23,228 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 96.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:31:23,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 863.90ms. Allocated memory is still 96.5MB. Free memory was 60.5MB in the beginning and 57.2MB in the end (delta: 3.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:31:23,232 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.66ms. Allocated memory is still 96.5MB. Free memory was 57.2MB in the beginning and 54.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:31:23,233 INFO L158 Benchmark]: Boogie Preprocessor took 54.32ms. Allocated memory is still 96.5MB. Free memory was 54.7MB in the beginning and 52.4MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:31:23,234 INFO L158 Benchmark]: RCFGBuilder took 1585.53ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 52.4MB in the beginning and 78.2MB in the end (delta: -25.8MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2021-11-23 01:31:23,243 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 96.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 863.90ms. Allocated memory is still 96.5MB. Free memory was 60.5MB in the beginning and 57.2MB in the end (delta: 3.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.66ms. Allocated memory is still 96.5MB. Free memory was 57.2MB in the beginning and 54.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.32ms. Allocated memory is still 96.5MB. Free memory was 54.7MB in the beginning and 52.4MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1585.53ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 52.4MB in the beginning and 78.2MB in the end (delta: -25.8MB). 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:31:23,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ --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 d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:31:26,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:31:26,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:31:26,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:31:26,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:31:26,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:31:26,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:31:26,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:31:26,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:31:26,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:31:26,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:31:26,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:31:26,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:31:26,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:31:26,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:31:26,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:31:26,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:31:26,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:31:26,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:31:26,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:31:26,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:31:26,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:31:26,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:31:26,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:31:26,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:31:26,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:31:26,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:31:26,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:31:26,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:31:26,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:31:26,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:31:26,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:31:26,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:31:26,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:31:26,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:31:26,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:31:26,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:31:26,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:31:26,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:31:26,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:31:26,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:31:26,479 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:31:26,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:31:26,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:31:26,531 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:31:26,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:31:26,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:31:26,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:31:26,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:31:26,534 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:31:26,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:31:26,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:31:26,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:31:26,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:31:26,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:31:26,537 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:31:26,537 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:31:26,538 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:31:26,538 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:31:26,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:31:26,539 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:31:26,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:31:26,539 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:31:26,540 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:31:26,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:31:26,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:26,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:31:26,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:31:26,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:31:26,542 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:31:26,542 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:31:26,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:31:26,542 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:31:26,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:31:26,543 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_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 [2021-11-23 01:31:27,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:31:27,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:31:27,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:31:27,080 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:31:27,081 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:31:27,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 01:31:27,169 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data/75c5d6bb3/5e0ddb2265f74c079feb6522a41cff71/FLAGb09381c87 [2021-11-23 01:31:28,017 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:31:28,018 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 01:31:28,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data/75c5d6bb3/5e0ddb2265f74c079feb6522a41cff71/FLAGb09381c87 [2021-11-23 01:31:28,206 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/data/75c5d6bb3/5e0ddb2265f74c079feb6522a41cff71 [2021-11-23 01:31:28,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:31:28,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:31:28,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:28,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:31:28,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:31:28,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:28" (1/1) ... [2021-11-23 01:31:28,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc50e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:28, skipping insertion in model container [2021-11-23 01:31:28,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:28" (1/1) ... [2021-11-23 01:31:28,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:31:28,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:31:28,636 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_93ac6917-7f2d-4e21-9e34-77c7655e2e75/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 01:31:29,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:29,059 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:31:29,083 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_93ac6917-7f2d-4e21-9e34-77c7655e2e75/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 01:31:29,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:29,265 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:31:29,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29 WrapperNode [2021-11-23 01:31:29,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:29,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:29,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:31:29,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:31:29,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,390 INFO L137 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2021-11-23 01:31:29,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:29,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:31:29,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:31:29,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:31:29,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:31:29,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:31:29,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:31:29,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:31:29,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:29" (1/1) ... [2021-11-23 01:31:29,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:29,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:31:29,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:31:29,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:31:29,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:31:29,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:31:29,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:31:29,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:31:29,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:31:29,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:31:29,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:31:29,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:31:29,620 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:31:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:31:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:31:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:31:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:31:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:31:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 01:31:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 01:31:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:31:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:31:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:31:29,627 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:31:29,944 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:31:29,946 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:31:30,749 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:31:31,179 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:31:31,179 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:31:31,181 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L754 is neither atomic block end nor a sink node. [2021-11-23 01:31:31,182 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:31:31,194 INFO L158 Benchmark]: Toolchain (without parser) took 2980.65ms. Allocated memory was 56.6MB in the beginning and 90.2MB in the end (delta: 33.6MB). Free memory was 32.1MB in the beginning and 55.0MB in the end (delta: -22.9MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-23 01:31:31,196 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 56.6MB. Free memory was 36.0MB in the beginning and 36.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:31:31,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1046.40ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 31.9MB in the beginning and 49.1MB in the end (delta: -17.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:31:31,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.08ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 46.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:31:31,200 INFO L158 Benchmark]: Boogie Preprocessor took 100.99ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 43.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:31:31,202 INFO L158 Benchmark]: RCFGBuilder took 1696.53ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.7MB in the beginning and 55.0MB in the end (delta: -11.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-23 01:31:31,214 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 56.6MB. Free memory was 36.0MB in the beginning and 36.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1046.40ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 31.9MB in the beginning and 49.1MB in the end (delta: -17.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.08ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 46.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.99ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 43.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1696.53ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.7MB in the beginning and 55.0MB in the end (delta: -11.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:31:31,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ac6917-7f2d-4e21-9e34-77c7655e2e75/bin/ukojak-LBtLqBUTdQ/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?