./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix046.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu --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 f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:29:58,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:29:58,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:29:58,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:29:58,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:29:58,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:29:58,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:29:58,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:29:58,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:29:58,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:29:58,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:29:58,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:29:58,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:29:58,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:29:58,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:29:58,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:29:58,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:29:58,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:29:58,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:29:58,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:29:58,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:29:58,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:29:58,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:29:58,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:29:58,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:29:58,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:29:58,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:29:58,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:29:58,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:29:58,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:29:58,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:29:58,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:29:58,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:29:58,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:29:58,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:29:58,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:29:58,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:29:58,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:29:58,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:29:58,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:29:58,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:29:58,352 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:29:58,410 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:29:58,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:29:58,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:29:58,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:29:58,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:29:58,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:29:58,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:29:58,412 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:29:58,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:29:58,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:29:58,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:29:58,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:29:58,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:29:58,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:29:58,413 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:29:58,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:29:58,414 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:29:58,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:29:58,414 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:29:58,414 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:29:58,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:29:58,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:29:58,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:29:58,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:29:58,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:29:58,415 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:29:58,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:29:58,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:29:58,415 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_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 [2021-11-23 15:29:58,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:29:58,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:29:58,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:29:58,841 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:29:58,842 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:29:58,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix046.opt.i [2021-11-23 15:29:58,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data/54008cb7c/59e823cd07df404780f536a092836932/FLAG8202aadb5 [2021-11-23 15:29:59,578 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:29:59,579 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/sv-benchmarks/c/pthread-wmm/mix046.opt.i [2021-11-23 15:29:59,597 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data/54008cb7c/59e823cd07df404780f536a092836932/FLAG8202aadb5 [2021-11-23 15:29:59,795 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data/54008cb7c/59e823cd07df404780f536a092836932 [2021-11-23 15:29:59,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:29:59,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:29:59,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:29:59,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:29:59,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:29:59,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:29:59" (1/1) ... [2021-11-23 15:29:59,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3079b444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:59, skipping insertion in model container [2021-11-23 15:29:59,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:29:59" (1/1) ... [2021-11-23 15:29:59,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:29:59,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:00,109 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_a1e40b4f-1147-42b8-9a61-5cc1cd735135/sv-benchmarks/c/pthread-wmm/mix046.opt.i[944,957] [2021-11-23 15:30:00,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:00,436 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:00,455 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_a1e40b4f-1147-42b8-9a61-5cc1cd735135/sv-benchmarks/c/pthread-wmm/mix046.opt.i[944,957] [2021-11-23 15:30:00,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:00,616 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:00,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00 WrapperNode [2021-11-23 15:30:00,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:00,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:00,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:00,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:00,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,733 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 227 [2021-11-23 15:30:00,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:00,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:00,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:00,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:00,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:00,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:00,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:00,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:00,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:00" (1/1) ... [2021-11-23 15:30:00,846 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:00,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:00,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:00,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:30:00,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:30:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:30:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:30:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:30:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:30:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:30:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:30:00,941 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:30:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:30:00,941 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:30:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:30:00,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:30:00,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:30:00,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:00,945 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 15:30:01,164 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:01,166 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:01,880 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:02,070 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:30:02,083 INFO L158 Benchmark]: Toolchain (without parser) took 2275.18ms. Allocated memory was 119.5MB in the beginning and 146.8MB in the end (delta: 27.3MB). Free memory was 81.8MB in the beginning and 119.3MB in the end (delta: -37.5MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2021-11-23 15:30:02,085 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory was 92.7MB in the beginning and 92.6MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:02,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.72ms. Allocated memory is still 119.5MB. Free memory was 81.6MB in the beginning and 81.1MB in the end (delta: 492.6kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:02,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.38ms. Allocated memory is still 119.5MB. Free memory was 81.1MB in the beginning and 78.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:02,091 INFO L158 Benchmark]: Boogie Preprocessor took 91.55ms. Allocated memory is still 119.5MB. Free memory was 78.5MB in the beginning and 75.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:02,093 INFO L158 Benchmark]: RCFGBuilder took 1241.20ms. Allocated memory was 119.5MB in the beginning and 146.8MB in the end (delta: 27.3MB). Free memory was 75.9MB in the beginning and 119.3MB in the end (delta: -43.3MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2021-11-23 15:30:02,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory was 92.7MB in the beginning and 92.6MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.72ms. Allocated memory is still 119.5MB. Free memory was 81.6MB in the beginning and 81.1MB in the end (delta: 492.6kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.38ms. Allocated memory is still 119.5MB. Free memory was 81.1MB in the beginning and 78.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.55ms. Allocated memory is still 119.5MB. Free memory was 78.5MB in the beginning and 75.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1241.20ms. Allocated memory was 119.5MB in the beginning and 146.8MB in the end (delta: 27.3MB). Free memory was 75.9MB in the beginning and 119.3MB in the end (delta: -43.3MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:30:02,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/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_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu --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 f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:04,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:04,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:05,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:05,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:05,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:05,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:05,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:05,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:05,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:05,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:05,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:05,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:05,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:05,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:05,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:05,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:05,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:05,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:05,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:05,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:05,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:05,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:05,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:05,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:05,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:05,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:05,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:05,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:05,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:05,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:05,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:05,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:05,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:05,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:05,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:05,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:05,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:05,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:05,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:05,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:05,151 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:30:05,206 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:05,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:05,208 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:05,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:05,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:05,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:05,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:05,212 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:05,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:05,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:05,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:05,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:05,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:05,215 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:30:05,215 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:30:05,215 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:30:05,215 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:05,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:05,216 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:05,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:05,216 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:05,217 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:05,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:05,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:05,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:05,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:05,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:05,218 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:30:05,218 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:30:05,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:05,219 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:30:05,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:30:05,220 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_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 [2021-11-23 15:30:05,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:05,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:05,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:05,652 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:05,653 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:05,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix046.opt.i [2021-11-23 15:30:05,729 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data/2fd5880f1/2f185eb085db4bf99e3d4c45004da643/FLAGc18da2c92 [2021-11-23 15:30:06,474 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:06,475 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/sv-benchmarks/c/pthread-wmm/mix046.opt.i [2021-11-23 15:30:06,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data/2fd5880f1/2f185eb085db4bf99e3d4c45004da643/FLAGc18da2c92 [2021-11-23 15:30:06,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/data/2fd5880f1/2f185eb085db4bf99e3d4c45004da643 [2021-11-23 15:30:06,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:06,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:06,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:06,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:06,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:06,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:06" (1/1) ... [2021-11-23 15:30:06,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56b35308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:06, skipping insertion in model container [2021-11-23 15:30:06,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:06" (1/1) ... [2021-11-23 15:30:06,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:06,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:06,960 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_a1e40b4f-1147-42b8-9a61-5cc1cd735135/sv-benchmarks/c/pthread-wmm/mix046.opt.i[944,957] [2021-11-23 15:30:07,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:07,372 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:07,391 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_a1e40b4f-1147-42b8-9a61-5cc1cd735135/sv-benchmarks/c/pthread-wmm/mix046.opt.i[944,957] [2021-11-23 15:30:07,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:07,570 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:07,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07 WrapperNode [2021-11-23 15:30:07,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:07,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:07,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:07,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:07,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,683 INFO L137 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 228 [2021-11-23 15:30:07,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:07,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:07,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:07,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:07,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:07,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:07,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:07,738 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:07,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:07" (1/1) ... [2021-11-23 15:30:07,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:07,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:07,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:07,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:07,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:30:07,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:30:07,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:30:07,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:07,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:07,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:07,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:30:07,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:30:07,844 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:30:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:30:07,845 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:30:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:30:07,845 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:30:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:30:07,846 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:30:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:30:07,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:30:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:07,849 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 15:30:08,004 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:08,006 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:08,641 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:08,774 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:30:08,779 INFO L158 Benchmark]: Toolchain (without parser) took 2138.95ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 39.3MB in the beginning and 52.0MB in the end (delta: -12.7MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:08,780 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:08,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 931.18ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 29.8MB in the end (delta: 9.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:30:08,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.65ms. Allocated memory is still 60.8MB. Free memory was 29.6MB in the beginning and 26.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:08,783 INFO L158 Benchmark]: Boogie Preprocessor took 52.27ms. Allocated memory is still 60.8MB. Free memory was 26.9MB in the beginning and 24.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:08,785 INFO L158 Benchmark]: RCFGBuilder took 1039.09ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 24.4MB in the beginning and 52.0MB in the end (delta: -27.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:30:08,789 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 60.8MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 931.18ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 29.8MB in the end (delta: 9.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.65ms. Allocated memory is still 60.8MB. Free memory was 29.6MB in the beginning and 26.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.27ms. Allocated memory is still 60.8MB. Free memory was 26.9MB in the beginning and 24.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1039.09ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 24.4MB in the beginning and 52.0MB in the end (delta: -27.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:30:08,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1e40b4f-1147-42b8-9a61-5cc1cd735135/bin/ukojak-CwSLpZB5Qu/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: Set is immutable