./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe016_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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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 e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:18,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:18,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:18,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:18,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:18,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:18,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:18,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:18,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:18,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:18,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:18,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:18,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:18,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:18,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:18,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:18,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:18,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:18,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:18,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:18,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:18,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:18,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:18,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:18,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:18,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:18,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:18,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:18,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:18,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:18,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:18,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:18,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:18,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:18,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:18,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:18,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:18,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:18,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:18,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:18,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:18,366 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:18,396 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:18,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:18,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:18,398 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:18,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:18,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:18,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:18,400 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:18,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:18,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:18,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:18,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:18,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:18,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:18,405 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:18,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:18,406 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:18,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:18,406 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:18,406 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:18,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:18,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:18,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:18,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:18,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:18,414 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:18,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:18,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:18,414 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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee [2021-11-23 15:59:18,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:18,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:18,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:18,661 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:18,662 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:18,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2021-11-23 15:59:18,748 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data/b18fb7091/23367048bf594ee0af22708ac6a9f9e9/FLAG2a2588a94 [2021-11-23 15:59:19,242 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:19,242 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2021-11-23 15:59:19,262 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data/b18fb7091/23367048bf594ee0af22708ac6a9f9e9/FLAG2a2588a94 [2021-11-23 15:59:19,567 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data/b18fb7091/23367048bf594ee0af22708ac6a9f9e9 [2021-11-23 15:59:19,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:19,571 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:19,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:19,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:19,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:19,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:19,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be8a543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19, skipping insertion in model container [2021-11-23 15:59:19,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:19,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:19,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:19,858 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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i[949,962] [2021-11-23 15:59:20,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:20,134 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:20,148 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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i[949,962] [2021-11-23 15:59:20,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:20,310 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:20,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20 WrapperNode [2021-11-23 15:59:20,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:20,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:20,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:20,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:20,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,415 INFO L137 Inliner]: procedures = 177, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 273 [2021-11-23 15:59:20,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:20,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:20,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:20,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:20,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:20,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:20,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:20,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:20,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:20" (1/1) ... [2021-11-23 15:59:20,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:20,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:20,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:20,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:20,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:59:20,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:59:20,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:59:20,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:20,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:59:20,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:59:20,620 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:59:20,620 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:59:20,621 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:59:20,621 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:59:20,621 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:59:20,621 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:59:20,621 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:59:20,621 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:59:20,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:20,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:59:20,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:20,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:20,625 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 15:59:20,811 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:20,823 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:21,630 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:21,744 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 15:59:21,754 INFO L158 Benchmark]: Toolchain (without parser) took 2181.79ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 58.0MB in the beginning and 51.0MB in the end (delta: 7.0MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,755 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 45.4MB in the beginning and 45.4MB in the end (delta: 41.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:21,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 738.60ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 57.8MB in the beginning and 72.2MB in the end (delta: -14.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.11ms. Allocated memory is still 113.2MB. Free memory was 72.2MB in the beginning and 69.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,758 INFO L158 Benchmark]: Boogie Preprocessor took 71.12ms. Allocated memory is still 113.2MB. Free memory was 69.3MB in the beginning and 66.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,758 INFO L158 Benchmark]: RCFGBuilder took 1263.73ms. Allocated memory is still 113.2MB. Free memory was 66.0MB in the beginning and 51.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,762 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 92.3MB. Free memory was 45.4MB in the beginning and 45.4MB in the end (delta: 41.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 738.60ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 57.8MB in the beginning and 72.2MB in the end (delta: -14.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.11ms. Allocated memory is still 113.2MB. Free memory was 72.2MB in the beginning and 69.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.12ms. Allocated memory is still 113.2MB. Free memory was 69.3MB in the beginning and 66.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1263.73ms. Allocated memory is still 113.2MB. Free memory was 66.0MB in the beginning and 51.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.5MB. 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 15:59:21,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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 e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:24,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:24,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:24,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:24,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:24,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:24,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:24,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:24,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:24,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:24,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:24,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:24,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:24,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:24,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:24,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:24,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:24,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:24,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:24,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:24,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:24,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:24,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:24,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:24,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:24,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:24,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:24,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:24,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:24,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:24,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:24,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:24,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:24,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:24,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:24,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:24,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:24,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:24,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:24,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:24,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:24,203 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:24,235 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:24,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:24,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:24,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:24,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:24,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:24,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:24,237 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:24,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:24,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:24,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:24,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:24,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:24,238 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:24,238 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:24,239 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:24,239 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:24,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:24,239 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:24,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:24,239 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:24,240 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:24,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:24,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:24,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:24,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:24,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:24,241 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:24,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:24,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:24,241 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:24,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:24,242 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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee [2021-11-23 15:59:24,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:24,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:24,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:24,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:24,679 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:24,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2021-11-23 15:59:24,757 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data/7fb37b3ff/04bb6bbcdae94d799b9fa1a3f1e8ef9d/FLAGfa67e3727 [2021-11-23 15:59:25,438 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:25,439 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2021-11-23 15:59:25,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data/7fb37b3ff/04bb6bbcdae94d799b9fa1a3f1e8ef9d/FLAGfa67e3727 [2021-11-23 15:59:25,710 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/data/7fb37b3ff/04bb6bbcdae94d799b9fa1a3f1e8ef9d [2021-11-23 15:59:25,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:25,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:25,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:25,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:25,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:25,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:25" (1/1) ... [2021-11-23 15:59:25,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34651b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:25, skipping insertion in model container [2021-11-23 15:59:25,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:25" (1/1) ... [2021-11-23 15:59:25,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:25,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:25,985 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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i[949,962] [2021-11-23 15:59:26,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:26,216 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:26,228 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_7f00f954-9f28-44ed-8441-ada3b0d3bb71/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i[949,962] [2021-11-23 15:59:26,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:26,342 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:26,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26 WrapperNode [2021-11-23 15:59:26,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:26,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:26,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:26,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:26,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,453 INFO L137 Inliner]: procedures = 181, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 274 [2021-11-23 15:59:26,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:26,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:26,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:26,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:26,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:26,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:26,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:26,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:26,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:26,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:26,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:26,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:59:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:59:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:59:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:59:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:59:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:59:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:59:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:59:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:59:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:59:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:59:26,629 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:59:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:59:26,629 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:59:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:59:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:26,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:26,632 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 15:59:26,852 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:26,853 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:27,627 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:27,722 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 15:59:27,726 INFO L158 Benchmark]: Toolchain (without parser) took 2010.01ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.6MB in the beginning and 35.5MB in the end (delta: -939.9kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,727 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:27,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 626.95ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.4MB in the beginning and 38.0MB in the end (delta: -3.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.70ms. Allocated memory is still 71.3MB. Free memory was 38.0MB in the beginning and 52.2MB in the end (delta: -14.2MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,729 INFO L158 Benchmark]: Boogie Preprocessor took 92.80ms. Allocated memory is still 71.3MB. Free memory was 52.0MB in the beginning and 48.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,730 INFO L158 Benchmark]: RCFGBuilder took 1176.36ms. Allocated memory is still 71.3MB. Free memory was 48.8MB in the beginning and 35.5MB in the end (delta: 13.3MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,734 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 58.7MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 626.95ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.4MB in the beginning and 38.0MB in the end (delta: -3.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.70ms. Allocated memory is still 71.3MB. Free memory was 38.0MB in the beginning and 52.2MB in the end (delta: -14.2MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.80ms. Allocated memory is still 71.3MB. Free memory was 52.0MB in the beginning and 48.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1176.36ms. Allocated memory is still 71.3MB. Free memory was 48.8MB in the beginning and 35.5MB in the end (delta: 13.3MB). Peak memory consumption was 20.3MB. 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 15:59:27,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f00f954-9f28-44ed-8441-ada3b0d3bb71/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