./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9565dcbef2b519c6326563c41ab6633c2e0b59b7d9ee2c8626de0cd3767b77b1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:33:07,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:33:07,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:33:07,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:33:07,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:33:07,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:33:07,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:33:07,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:33:07,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:33:07,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:33:07,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:33:07,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:33:07,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:33:07,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:33:07,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:33:07,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:33:07,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:33:07,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:33:07,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:33:07,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:33:07,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:33:07,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:33:07,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:33:07,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:33:07,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:33:07,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:33:07,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:33:07,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:33:07,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:33:07,983 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:33:07,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:33:07,985 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:33:07,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:33:07,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:33:07,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:33:07,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:33:07,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:33:07,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:33:07,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:33:07,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:33:07,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:33:07,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 17:33:08,031 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:33:08,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:33:08,034 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:33:08,034 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:33:08,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:33:08,035 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:33:08,035 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:33:08,035 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:33:08,035 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:33:08,036 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:33:08,036 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:33:08,036 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:33:08,036 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:33:08,036 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:33:08,037 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:33:08,037 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:33:08,037 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:33:08,037 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:33:08,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:33:08,038 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:33:08,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:33:08,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:33:08,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:33:08,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:33:08,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:33:08,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:33:08,040 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:33:08,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:33:08,040 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:33:08,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:33:08,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:33:08,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:33:08,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:33:08,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:33:08,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:33:08,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:33:08,042 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:33:08,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:33:08,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:33:08,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:33:08,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:33:08,043 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9565dcbef2b519c6326563c41ab6633c2e0b59b7d9ee2c8626de0cd3767b77b1 [2021-11-23 17:33:08,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:33:08,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:33:08,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:33:08,328 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:33:08,329 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:33:08,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2021-11-23 17:33:08,404 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data/5e4878807/46bbc5cd72fe44468d6adb92539503a0/FLAGaae57b8e1 [2021-11-23 17:33:08,945 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:33:08,946 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2021-11-23 17:33:08,965 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data/5e4878807/46bbc5cd72fe44468d6adb92539503a0/FLAGaae57b8e1 [2021-11-23 17:33:09,258 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data/5e4878807/46bbc5cd72fe44468d6adb92539503a0 [2021-11-23 17:33:09,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:33:09,262 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:33:09,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:33:09,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:33:09,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:33:09,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:33:09" (1/1) ... [2021-11-23 17:33:09,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1caad839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:09, skipping insertion in model container [2021-11-23 17:33:09,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:33:09" (1/1) ... [2021-11-23 17:33:09,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:33:09,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:33:09,555 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_5cd14f08-eaae-4beb-b5db-50b54887f0db/sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2021-11-23 17:33:09,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:33:09,873 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:33:09,897 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_5cd14f08-eaae-4beb-b5db-50b54887f0db/sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2021-11-23 17:33:09,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:33:10,049 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:33:10,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10 WrapperNode [2021-11-23 17:33:10,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:33:10,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:33:10,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:33:10,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:33:10,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,154 INFO L137 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 290 [2021-11-23 17:33:10,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:33:10,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:33:10,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:33:10,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:33:10,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:33:10,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:33:10,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:33:10,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:33:10,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:10" (1/1) ... [2021-11-23 17:33:10,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:33:10,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:33:10,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:33:10,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:33:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:33:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 17:33:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:33:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:33:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:33:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 17:33:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 17:33:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 17:33:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 17:33:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 17:33:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 17:33:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 17:33:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 17:33:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:33:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 17:33:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:33:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:33:10,306 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 17:33:10,483 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:33:10,485 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:33:11,109 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:33:11,258 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 17:33:11,264 INFO L158 Benchmark]: Toolchain (without parser) took 1999.79ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 87.6MB in the beginning and 109.8MB in the end (delta: -22.2MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2021-11-23 17:33:11,266 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:33:11,267 INFO L158 Benchmark]: CACSL2BoogieTranslator took 782.80ms. Allocated memory is still 123.7MB. Free memory was 87.6MB in the beginning and 82.9MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:33:11,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.00ms. Allocated memory is still 123.7MB. Free memory was 82.5MB in the beginning and 79.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 17:33:11,270 INFO L158 Benchmark]: Boogie Preprocessor took 38.76ms. Allocated memory is still 123.7MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:33:11,271 INFO L158 Benchmark]: RCFGBuilder took 1066.01ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 77.5MB in the beginning and 109.8MB in the end (delta: -32.3MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-11-23 17:33:11,282 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 782.80ms. Allocated memory is still 123.7MB. Free memory was 87.6MB in the beginning and 82.9MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.00ms. Allocated memory is still 123.7MB. Free memory was 82.5MB in the beginning and 79.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.76ms. Allocated memory is still 123.7MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1066.01ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 77.5MB in the beginning and 109.8MB in the end (delta: -32.3MB). Peak memory consumption was 26.2MB. 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 17:33:11,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9565dcbef2b519c6326563c41ab6633c2e0b59b7d9ee2c8626de0cd3767b77b1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:33:13,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:33:13,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:33:13,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:33:13,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:33:13,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:33:13,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:33:13,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:33:13,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:33:13,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:33:13,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:33:13,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:33:13,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:33:13,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:33:13,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:33:13,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:33:13,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:33:13,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:33:13,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:33:13,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:33:13,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:33:13,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:33:13,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:33:13,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:33:13,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:33:13,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:33:13,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:33:13,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:33:13,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:33:13,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:33:13,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:33:13,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:33:13,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:33:13,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:33:13,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:33:13,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:33:13,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:33:13,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:33:13,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:33:13,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:33:13,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:33:13,956 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 17:33:14,000 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:33:14,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:33:14,001 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:33:14,001 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:33:14,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:33:14,002 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:33:14,002 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:33:14,003 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:33:14,003 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:33:14,003 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:33:14,003 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:33:14,003 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:33:14,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:33:14,004 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:33:14,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:33:14,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:33:14,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:33:14,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:33:14,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:33:14,006 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:33:14,006 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:33:14,006 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:33:14,006 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:33:14,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:33:14,007 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:33:14,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:33:14,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:33:14,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:33:14,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:33:14,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:33:14,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:33:14,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:33:14,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:33:14,009 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:33:14,009 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:33:14,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:33:14,011 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:33:14,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:33:14,012 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_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9565dcbef2b519c6326563c41ab6633c2e0b59b7d9ee2c8626de0cd3767b77b1 [2021-11-23 17:33:14,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:33:14,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:33:14,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:33:14,481 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:33:14,482 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:33:14,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2021-11-23 17:33:14,554 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data/4bcc475a7/2eeb5b050be94dd8aceaa384ecb87c5e/FLAG6af103d17 [2021-11-23 17:33:15,200 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:33:15,201 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2021-11-23 17:33:15,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data/4bcc475a7/2eeb5b050be94dd8aceaa384ecb87c5e/FLAG6af103d17 [2021-11-23 17:33:15,496 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/data/4bcc475a7/2eeb5b050be94dd8aceaa384ecb87c5e [2021-11-23 17:33:15,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:33:15,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:33:15,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:33:15,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:33:15,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:33:15,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8ab719a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15, skipping insertion in model container [2021-11-23 17:33:15,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:33:15,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:33:15,757 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_5cd14f08-eaae-4beb-b5db-50b54887f0db/sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2021-11-23 17:33:16,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:33:16,152 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:33:16,169 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_5cd14f08-eaae-4beb-b5db-50b54887f0db/sv-benchmarks/c/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2021-11-23 17:33:16,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:33:16,262 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:33:16,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16 WrapperNode [2021-11-23 17:33:16,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:33:16,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:33:16,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:33:16,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:33:16,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,347 INFO L137 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 291 [2021-11-23 17:33:16,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:33:16,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:33:16,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:33:16,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:33:16,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:33:16,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:33:16,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:33:16,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:33:16,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:16" (1/1) ... [2021-11-23 17:33:16,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:33:16,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:33:16,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:33:16,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:33:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 17:33:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:33:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:33:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:33:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:33:16,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:33:16,556 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 17:33:16,556 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 17:33:16,556 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 17:33:16,556 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 17:33:16,556 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 17:33:16,557 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 17:33:16,557 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 17:33:16,557 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 17:33:16,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 17:33:16,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:33:16,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:33:16,559 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 17:33:16,769 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:33:16,770 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:33:17,456 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:33:17,571 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 17:33:17,579 INFO L158 Benchmark]: Toolchain (without parser) took 2076.94ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 43.0MB in the beginning and 47.8MB in the end (delta: -4.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2021-11-23 17:33:17,580 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:33:17,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.23ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 34.2MB in the end (delta: 8.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-11-23 17:33:17,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.66ms. Allocated memory is still 65.0MB. Free memory was 34.0MB in the beginning and 31.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 17:33:17,584 INFO L158 Benchmark]: Boogie Preprocessor took 101.18ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 31.1MB in the beginning and 60.2MB in the end (delta: -29.1MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-11-23 17:33:17,585 INFO L158 Benchmark]: RCFGBuilder took 1115.18ms. Allocated memory is still 79.7MB. Free memory was 60.2MB in the beginning and 47.8MB in the end (delta: 12.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 17:33:17,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 760.23ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 34.2MB in the end (delta: 8.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.66ms. Allocated memory is still 65.0MB. Free memory was 34.0MB in the beginning and 31.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.18ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 31.1MB in the beginning and 60.2MB in the end (delta: -29.1MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1115.18ms. Allocated memory is still 79.7MB. Free memory was 60.2MB in the beginning and 47.8MB in the end (delta: 12.4MB). Peak memory consumption was 25.2MB. 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 17:33:17,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd14f08-eaae-4beb-b5db-50b54887f0db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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