./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix019_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_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/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_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/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_ef17d83d-7529-43f2-a26a-61cf426e2685/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 3361d121b1701e03d91abe21b23341050c9e7b0bb70abe94dd0f34e8fd521162 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:32,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:32,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:32,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:32,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:32,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:32,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:32,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:32,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:32,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:32,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:32,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:32,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:32,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:32,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:32,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:32,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:32,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:32,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:32,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:32,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:32,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:32,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:32,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:32,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:32,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:32,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:32,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:32,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:32,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:32,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:32,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:32,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:32,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:32,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:32,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:32,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:32,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:32,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:32,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:32,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:32,212 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:31:32,254 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:32,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:32,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:32,256 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:32,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:32,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:32,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:32,258 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:32,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:32,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:32,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:32,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:32,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:32,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:32,266 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:32,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:32,266 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:32,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:32,266 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:32,267 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:32,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:32,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:32,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:32,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:32,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:32,268 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:32,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:32,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:32,268 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_ef17d83d-7529-43f2-a26a-61cf426e2685/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3361d121b1701e03d91abe21b23341050c9e7b0bb70abe94dd0f34e8fd521162 [2021-11-23 15:31:32,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:32,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:32,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:32,604 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:32,605 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:32,606 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:31:32,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data/baa736960/2f244980738b4f90bbf19ac4a0c843cc/FLAG2338cd302 [2021-11-23 15:31:33,329 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:33,330 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:31:33,346 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data/baa736960/2f244980738b4f90bbf19ac4a0c843cc/FLAG2338cd302 [2021-11-23 15:31:33,558 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data/baa736960/2f244980738b4f90bbf19ac4a0c843cc [2021-11-23 15:31:33,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:33,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:33,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:33,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:33,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:33,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52634bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33, skipping insertion in model container [2021-11-23 15:31:33,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:33,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:33,868 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_ef17d83d-7529-43f2-a26a-61cf426e2685/sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:31:34,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:34,088 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:34,100 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_ef17d83d-7529-43f2-a26a-61cf426e2685/sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:31:34,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:34,229 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:34,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34 WrapperNode [2021-11-23 15:31:34,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:34,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:34,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:34,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:34,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,321 INFO L137 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 113 [2021-11-23 15:31:34,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:34,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:34,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:34,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:34,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:34,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:34,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:34,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:34,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:34" (1/1) ... [2021-11-23 15:31:34,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:34,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:34,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:34,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:34,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:31:34,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:31:34,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:31:34,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:31:34,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:31:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:31:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:31:34,503 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:31:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:31:34,503 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:31:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:31:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:31:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:31:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:31:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:34,506 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 15:31:34,701 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:34,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:35,357 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:35,500 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 15:31:35,505 INFO L158 Benchmark]: Toolchain (without parser) took 1936.73ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 56.8MB in the beginning and 72.9MB in the end (delta: -16.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,505 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:35,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.14ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 57.7MB in the end (delta: -1.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,507 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.01ms. Allocated memory is still 96.5MB. Free memory was 57.7MB in the beginning and 55.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,508 INFO L158 Benchmark]: Boogie Preprocessor took 79.55ms. Allocated memory is still 96.5MB. Free memory was 55.3MB in the beginning and 53.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,509 INFO L158 Benchmark]: RCFGBuilder took 1099.63ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 53.0MB in the beginning and 72.9MB in the end (delta: -19.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.14ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 57.7MB in the end (delta: -1.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.01ms. Allocated memory is still 96.5MB. Free memory was 57.7MB in the beginning and 55.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.55ms. Allocated memory is still 96.5MB. Free memory was 55.3MB in the beginning and 53.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1099.63ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 53.0MB in the beginning and 72.9MB in the end (delta: -19.9MB). Peak memory consumption was 19.9MB. 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 15:31:35,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/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_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/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_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/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_ef17d83d-7529-43f2-a26a-61cf426e2685/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 3361d121b1701e03d91abe21b23341050c9e7b0bb70abe94dd0f34e8fd521162 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:38,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:38,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:38,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:38,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:38,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:38,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:38,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:38,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:38,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:38,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:38,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:38,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:38,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:38,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:38,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:38,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:38,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:38,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:38,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:38,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:38,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:38,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:38,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:38,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:38,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:38,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:38,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:38,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:38,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:38,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:38,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:38,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:38,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:38,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:38,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:38,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:38,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:38,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:38,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:38,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:38,139 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:31:38,185 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:38,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:38,187 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:38,187 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:38,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:38,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:38,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:38,189 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:38,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:38,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:38,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:38,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:38,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:38,191 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:31:38,192 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:31:38,192 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:31:38,192 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:38,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:38,192 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:38,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:38,193 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:38,193 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:38,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:38,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:38,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:38,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:38,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:38,194 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:31:38,194 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:31:38,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:38,195 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:31:38,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:31:38,195 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_ef17d83d-7529-43f2-a26a-61cf426e2685/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3361d121b1701e03d91abe21b23341050c9e7b0bb70abe94dd0f34e8fd521162 [2021-11-23 15:31:38,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:38,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:38,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:38,616 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:38,616 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:38,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:31:38,702 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data/96768620e/ca949353c564439c9736d5f744db3141/FLAG7fc779819 [2021-11-23 15:31:39,404 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:39,409 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 15:31:39,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data/96768620e/ca949353c564439c9736d5f744db3141/FLAG7fc779819 [2021-11-23 15:31:39,639 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/data/96768620e/ca949353c564439c9736d5f744db3141 [2021-11-23 15:31:39,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:39,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:39,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:39,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:39,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:39,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:39" (1/1) ... [2021-11-23 15:31:39,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb21efe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:39, skipping insertion in model container [2021-11-23 15:31:39,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:39" (1/1) ... [2021-11-23 15:31:39,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:39,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:39,921 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_ef17d83d-7529-43f2-a26a-61cf426e2685/sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:31:40,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:40,217 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:40,230 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_ef17d83d-7529-43f2-a26a-61cf426e2685/sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-11-23 15:31:40,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:40,343 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:40,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40 WrapperNode [2021-11-23 15:31:40,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:40,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:40,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:40,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:40,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,446 INFO L137 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 114 [2021-11-23 15:31:40,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:40,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:40,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:40,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:40,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:40,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:40,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:40,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:40,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:40,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:40,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:40,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:31:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:31:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:31:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:31:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:31:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:31:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:31:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:31:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:31:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:31:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:31:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:31:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:31:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:31:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:40,636 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 15:31:40,788 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:40,790 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:41,354 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:41,435 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 15:31:41,439 INFO L158 Benchmark]: Toolchain (without parser) took 1793.65ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 40.1MB in the beginning and 49.0MB in the end (delta: -8.9MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,439 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:41,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.17ms. Allocated memory is still 62.9MB. Free memory was 39.8MB in the beginning and 31.4MB in the end (delta: 8.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.67ms. Allocated memory is still 62.9MB. Free memory was 31.2MB in the beginning and 29.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,442 INFO L158 Benchmark]: Boogie Preprocessor took 90.65ms. Allocated memory is still 62.9MB. Free memory was 28.8MB in the beginning and 43.6MB in the end (delta: -14.9MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,443 INFO L158 Benchmark]: RCFGBuilder took 897.97ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 43.6MB in the beginning and 49.0MB in the end (delta: -5.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,447 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.17ms. Allocated memory is still 62.9MB. Free memory was 39.8MB in the beginning and 31.4MB in the end (delta: 8.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.67ms. Allocated memory is still 62.9MB. Free memory was 31.2MB in the beginning and 29.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.65ms. Allocated memory is still 62.9MB. Free memory was 28.8MB in the beginning and 43.6MB in the end (delta: -14.9MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * RCFGBuilder took 897.97ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 43.6MB in the beginning and 49.0MB in the end (delta: -5.4MB). Peak memory consumption was 21.0MB. 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 15:31:41,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef17d83d-7529-43f2-a26a-61cf426e2685/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