./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:51:18,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:51:18,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:51:18,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:51:18,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:51:18,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:51:18,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:51:18,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:51:18,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:51:18,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:51:18,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:51:18,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:51:18,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:51:18,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:51:18,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:51:18,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:51:18,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:51:18,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:51:18,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:51:18,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:51:18,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:51:18,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:51:18,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:51:18,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:51:18,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:51:18,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:51:18,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:51:18,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:51:18,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:51:18,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:51:18,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:51:18,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:51:18,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:51:18,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:51:18,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:51:18,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:51:18,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:51:18,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:51:18,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:51:18,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:51:18,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:51:18,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-19 07:51:18,163 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:51:18,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:51:18,164 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:51:18,164 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:51:18,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:51:18,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:51:18,166 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:51:18,166 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:51:18,166 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:51:18,167 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:51:18,167 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:51:18,167 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:51:18,168 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:51:18,168 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:51:18,168 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:51:18,169 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:51:18,169 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:51:18,169 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:51:18,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:51:18,171 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:51:18,171 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:51:18,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:51:18,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:51:18,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:51:18,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:51:18,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:51:18,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:51:18,173 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-19 07:51:18,174 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:51:18,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:51:18,174 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:51:18,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:51:18,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:51:18,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:51:18,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:51:18,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:51:18,176 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:51:18,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:51:18,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:51:18,177 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:51:18,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:51:18,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:51:18,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:51:18,178 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_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 [2022-11-19 07:51:18,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:51:18,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:51:18,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:51:18,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:51:18,595 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:51:18,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i [2022-11-19 07:51:18,690 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/data/081c6b704/281d3b890b954bf8a7bf498125716c39/FLAG3afa6046a [2022-11-19 07:51:19,395 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:51:19,396 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i [2022-11-19 07:51:19,422 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/data/081c6b704/281d3b890b954bf8a7bf498125716c39/FLAG3afa6046a [2022-11-19 07:51:19,663 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/data/081c6b704/281d3b890b954bf8a7bf498125716c39 [2022-11-19 07:51:19,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:51:19,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:51:19,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:51:19,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:51:19,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:51:19,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:19" (1/1) ... [2022-11-19 07:51:19,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@922d5a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:19, skipping insertion in model container [2022-11-19 07:51:19,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:19" (1/1) ... [2022-11-19 07:51:19,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:51:19,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:51:19,930 WARN L234 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_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i[1001,1014] [2022-11-19 07:51:20,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:51:20,213 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:51:20,226 WARN L234 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_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i[1001,1014] [2022-11-19 07:51:20,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:51:20,336 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:51:20,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20 WrapperNode [2022-11-19 07:51:20,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:51:20,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:51:20,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:51:20,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:51:20,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,414 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 519 [2022-11-19 07:51:20,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:51:20,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:51:20,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:51:20,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:51:20,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,473 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:51:20,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:51:20,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:51:20,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:51:20,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (1/1) ... [2022-11-19 07:51:20,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:51:20,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:51:20,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:51:20,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a4e5d4f-3900-4344-bef5-7991c0eeff4c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:51:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:51:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-19 07:51:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:51:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:51:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:51:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-19 07:51:20,580 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-19 07:51:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-19 07:51:20,581 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-19 07:51:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-19 07:51:20,581 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-19 07:51:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-19 07:51:20,582 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-19 07:51:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:51:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-19 07:51:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:51:20,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:51:20,585 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-19 07:51:20,842 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:51:20,844 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:51:22,718 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:58:32,959 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:58:32,960 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 07:58:32,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:58:32 BoogieIcfgContainer [2022-11-19 07:58:32,964 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:58:32,966 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:58:32,966 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:58:32,981 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:58:32,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:51:19" (1/3) ... [2022-11-19 07:58:32,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ad178b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:58:32, skipping insertion in model container [2022-11-19 07:58:32,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:20" (2/3) ... [2022-11-19 07:58:32,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ad178b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:58:32, skipping insertion in model container [2022-11-19 07:58:32,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:58:32" (3/3) ... [2022-11-19 07:58:32,985 INFO L112 eAbstractionObserver]: Analyzing ICFG mix026_power.opt_tso.opt.i [2022-11-19 07:58:33,002 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-19 07:58:33,010 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:58:33,011 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 255 error locations. [2022-11-19 07:58:33,011 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.