./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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 5a744aa24a15b244d86986861038a45981c329f5578e2da992d82373e2f73c5a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:13,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:13,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:13,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:13,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:13,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:13,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:13,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:13,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:13,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:13,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:13,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:13,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:13,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:13,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:13,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:13,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:13,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:13,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:13,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:13,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:13,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:13,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:13,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:13,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:13,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:13,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:13,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:13,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:13,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:13,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:13,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:13,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:13,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:13,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:13,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:13,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:13,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:13,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:13,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:13,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:13,169 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:42:13,197 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:13,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:13,198 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:13,198 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:13,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:13,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:13,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:13,206 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:13,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:42:13,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:13,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:13,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:13,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:13,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:13,208 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:13,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:13,209 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:13,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:13,209 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:13,209 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:13,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:13,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:13,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:13,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:13,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:13,211 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:42:13,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:42:13,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:13,211 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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a744aa24a15b244d86986861038a45981c329f5578e2da992d82373e2f73c5a [2021-11-23 15:42:13,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:13,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:13,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:13,574 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:13,576 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:13,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:42:13,658 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data/f35a4d348/b3e858b02c534188ac66b221f1b3322f/FLAGfee75a555 [2021-11-23 15:42:14,191 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:14,192 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:42:14,222 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data/f35a4d348/b3e858b02c534188ac66b221f1b3322f/FLAGfee75a555 [2021-11-23 15:42:14,486 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data/f35a4d348/b3e858b02c534188ac66b221f1b3322f [2021-11-23 15:42:14,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:14,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:14,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:14,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:14,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:14,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:14" (1/1) ... [2021-11-23 15:42:14,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@774315c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:14, skipping insertion in model container [2021-11-23 15:42:14,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:14" (1/1) ... [2021-11-23 15:42:14,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:14,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:14,776 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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:42:15,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:15,038 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:15,053 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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:42:15,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:15,185 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:15,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15 WrapperNode [2021-11-23 15:42:15,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:15,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:15,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:15,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:15,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,289 INFO L137 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2021-11-23 15:42:15,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:15,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:15,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:15,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:15,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:15,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:15,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:15,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:15,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:15,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:15,427 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:15,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:15,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:42:15,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:42:15,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:42:15,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:42:15,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:15,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:42:15,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:42:15,474 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:42:15,474 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:42:15,474 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:42:15,474 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:42:15,474 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:42:15,475 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:42:15,475 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:42:15,475 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:42:15,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:15,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:42:15,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:15,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:15,477 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 15:42:15,697 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:15,699 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:16,273 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:16,410 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 15:42:16,414 INFO L158 Benchmark]: Toolchain (without parser) took 1923.16ms. Allocated memory is still 157.3MB. Free memory was 122.3MB in the beginning and 77.8MB in the end (delta: 44.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:16,415 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 88.1MB. Free memory was 59.6MB in the beginning and 59.5MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:16,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.80ms. Allocated memory is still 157.3MB. Free memory was 122.3MB in the beginning and 119.7MB in the end (delta: 2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:42:16,417 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.12ms. Allocated memory is still 157.3MB. Free memory was 119.7MB in the beginning and 117.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:16,417 INFO L158 Benchmark]: Boogie Preprocessor took 70.31ms. Allocated memory is still 157.3MB. Free memory was 117.7MB in the beginning and 115.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:16,418 INFO L158 Benchmark]: RCFGBuilder took 1051.36ms. Allocated memory is still 157.3MB. Free memory was 115.0MB in the beginning and 77.8MB in the end (delta: 37.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:16,422 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 88.1MB. Free memory was 59.6MB in the beginning and 59.5MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.80ms. Allocated memory is still 157.3MB. Free memory was 122.3MB in the beginning and 119.7MB in the end (delta: 2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.12ms. Allocated memory is still 157.3MB. Free memory was 119.7MB in the beginning and 117.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.31ms. Allocated memory is still 157.3MB. Free memory was 117.7MB in the beginning and 115.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1051.36ms. Allocated memory is still 157.3MB. Free memory was 115.0MB in the beginning and 77.8MB in the end (delta: 37.2MB). Peak memory consumption was 37.7MB. 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 15:42:16,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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 5a744aa24a15b244d86986861038a45981c329f5578e2da992d82373e2f73c5a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:18,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:18,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:19,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:19,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:19,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:19,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:19,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:19,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:19,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:19,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:19,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:19,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:19,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:19,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:19,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:19,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:19,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:19,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:19,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:19,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:19,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:19,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:19,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:19,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:19,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:19,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:19,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:19,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:19,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:19,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:19,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:19,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:19,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:19,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:19,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:19,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:19,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:19,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:19,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:19,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:19,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:42:19,121 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:19,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:19,122 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:19,123 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:19,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:19,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:19,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:19,126 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:19,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:19,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:19,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:19,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:19,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:19,128 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:19,128 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:19,128 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:19,129 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:19,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:19,129 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:19,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:19,130 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:19,130 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:19,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:19,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:19,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:19,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:19,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:19,131 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:19,132 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:19,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:19,132 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:19,132 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:19,133 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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a744aa24a15b244d86986861038a45981c329f5578e2da992d82373e2f73c5a [2021-11-23 15:42:19,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:19,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:19,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:19,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:19,610 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:19,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:42:19,689 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data/b9cd81d63/6afb6b14f55946b38cf05a4943d323d7/FLAG392b677d1 [2021-11-23 15:42:20,380 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:20,381 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:42:20,400 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data/b9cd81d63/6afb6b14f55946b38cf05a4943d323d7/FLAG392b677d1 [2021-11-23 15:42:20,626 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/data/b9cd81d63/6afb6b14f55946b38cf05a4943d323d7 [2021-11-23 15:42:20,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:20,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:20,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:20,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:20,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:20,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:20" (1/1) ... [2021-11-23 15:42:20,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460ba626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:20, skipping insertion in model container [2021-11-23 15:42:20,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:20" (1/1) ... [2021-11-23 15:42:20,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:20,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:20,878 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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:42:21,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:21,188 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:21,205 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_ba220cdf-53d4-463f-a2fe-798dd8969b5d/sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:42:21,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:21,340 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:21,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21 WrapperNode [2021-11-23 15:42:21,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:21,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:21,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:21,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:21,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,400 INFO L137 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2021-11-23 15:42:21,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:21,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:21,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:21,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:21,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:21,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:21,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:21,507 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:21,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:21,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:21,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:21,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:21,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:42:21,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:42:21,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:42:21,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:21,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:42:21,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:42:21,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:42:21,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:21,605 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:42:21,605 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:42:21,606 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:42:21,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:42:21,606 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:42:21,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:42:21,606 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:42:21,607 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:42:21,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:42:21,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:21,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:21,609 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 15:42:21,814 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:21,816 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:22,460 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:22,552 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 15:42:22,561 INFO L158 Benchmark]: Toolchain (without parser) took 1927.47ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.3MB in the beginning and 46.7MB in the end (delta: -10.3MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:22,561 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 40.3MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:22,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.71ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.2MB in the beginning and 43.6MB in the end (delta: -7.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:42:22,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.57ms. Allocated memory is still 73.4MB. Free memory was 43.6MB in the beginning and 41.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:22,564 INFO L158 Benchmark]: Boogie Preprocessor took 104.60ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 38.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:22,565 INFO L158 Benchmark]: RCFGBuilder took 1052.29ms. Allocated memory is still 73.4MB. Free memory was 38.3MB in the beginning and 46.7MB in the end (delta: -8.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:22,569 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 40.3MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.71ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.2MB in the beginning and 43.6MB in the end (delta: -7.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.57ms. Allocated memory is still 73.4MB. Free memory was 43.6MB in the beginning and 41.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.60ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 38.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1052.29ms. Allocated memory is still 73.4MB. Free memory was 38.3MB in the beginning and 46.7MB in the end (delta: -8.4MB). Peak memory consumption was 14.9MB. 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 15:42:22,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba220cdf-53d4-463f-a2fe-798dd8969b5d/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