./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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 bdec055c4bfc04b6b0c3fc918f7b96def91dcb331178222835136af29a7feef5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:40,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:40,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:40,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:40,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:40,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:40,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:40,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:40,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:40,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:40,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:40,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:40,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:40,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:40,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:40,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:40,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:40,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:40,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:40,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:40,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:40,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:40,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:40,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:40,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:40,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:40,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:40,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:40,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:40,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:40,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:40,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:40,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:40,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:40,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:40,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:40,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:40,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:40,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:40,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:40,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:40,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:40,635 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:40,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:40,637 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:40,637 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:40,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:40,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:40,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:40,638 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:40,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:40,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:40,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:40,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:40,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:40,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:40,645 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:40,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:40,646 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:40,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:40,646 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:40,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:40,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:40,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:40,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:40,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:40,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:40,648 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:40,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:40,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:40,649 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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdec055c4bfc04b6b0c3fc918f7b96def91dcb331178222835136af29a7feef5 [2021-11-23 15:02:40,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:41,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:41,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:41,030 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:41,031 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:41,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i [2021-11-23 15:02:41,108 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data/3b46fedc5/4e149ae7d84c401eb26ee06b9fc93647/FLAG817c18025 [2021-11-23 15:02:41,682 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:41,682 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i [2021-11-23 15:02:41,712 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data/3b46fedc5/4e149ae7d84c401eb26ee06b9fc93647/FLAG817c18025 [2021-11-23 15:02:42,006 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data/3b46fedc5/4e149ae7d84c401eb26ee06b9fc93647 [2021-11-23 15:02:42,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:42,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:42,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:42,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:42,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:42,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e1d8367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42, skipping insertion in model container [2021-11-23 15:02:42,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:42,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:42,326 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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i[959,972] [2021-11-23 15:02:42,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:42,631 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:42,654 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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i[959,972] [2021-11-23 15:02:42,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:42,776 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:42,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42 WrapperNode [2021-11-23 15:02:42,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:42,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:42,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:42,778 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:42,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,835 INFO L137 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 210 [2021-11-23 15:02:42,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:42,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:42,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:42,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:42,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:42,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:42,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:42,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:42,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:42,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:42,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:42,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:42,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:42,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:02:42,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:02:42,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:02:42,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:02:42,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:42,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:42,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:42,977 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:02:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:02:42,977 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:02:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:02:42,977 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:02:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:02:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:02:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:42,980 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 15:02:43,104 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:43,106 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:43,760 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:43,948 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 15:02:43,953 INFO L158 Benchmark]: Toolchain (without parser) took 1938.49ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 85.9MB in the end (delta: -7.1MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:43,953 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 96.6MB in the beginning and 96.6MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:43,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 757.32ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 78.6MB in the end (delta: 38.5kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:43,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.65ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:43,956 INFO L158 Benchmark]: Boogie Preprocessor took 54.82ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 73.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:43,956 INFO L158 Benchmark]: RCFGBuilder took 1050.84ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 85.9MB in the end (delta: -12.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:43,959 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 117.4MB. Free memory was 96.6MB in the beginning and 96.6MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 757.32ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 78.6MB in the end (delta: 38.5kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.65ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.82ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 73.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1050.84ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 85.9MB in the end (delta: -12.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:43,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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 bdec055c4bfc04b6b0c3fc918f7b96def91dcb331178222835136af29a7feef5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:46,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:46,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:46,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:46,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:46,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:46,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:46,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:46,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:46,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:46,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:46,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:46,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:46,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:46,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:46,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:46,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:46,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:46,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:46,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:46,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:46,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:46,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:46,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:46,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:46,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:46,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:46,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:46,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:46,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:46,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:46,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:46,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:46,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:46,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:46,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:46,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:46,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:46,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:46,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:46,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:46,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:46,688 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:46,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:46,690 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:46,690 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:46,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:46,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:46,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:46,693 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:46,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:46,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:46,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:46,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:46,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:46,695 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:46,695 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:46,695 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:46,695 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:46,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:46,696 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:46,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:46,696 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:46,696 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:46,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:46,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:46,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:46,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:46,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:46,698 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:46,698 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:46,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:46,698 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:46,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:46,699 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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdec055c4bfc04b6b0c3fc918f7b96def91dcb331178222835136af29a7feef5 [2021-11-23 15:02:47,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:47,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:47,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:47,137 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:47,138 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:47,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i [2021-11-23 15:02:47,205 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data/c17eda765/3ef41c697ad349a6a27cbdfff9ddf0e7/FLAGbcd2e13f0 [2021-11-23 15:02:47,943 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:47,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i [2021-11-23 15:02:47,968 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data/c17eda765/3ef41c697ad349a6a27cbdfff9ddf0e7/FLAGbcd2e13f0 [2021-11-23 15:02:47,985 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/data/c17eda765/3ef41c697ad349a6a27cbdfff9ddf0e7 [2021-11-23 15:02:47,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:47,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:47,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:47,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:47,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:47,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:47" (1/1) ... [2021-11-23 15:02:47,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b42f918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:47, skipping insertion in model container [2021-11-23 15:02:48,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:47" (1/1) ... [2021-11-23 15:02:48,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:48,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:48,272 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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i[959,972] [2021-11-23 15:02:48,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:48,479 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:48,491 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_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i[959,972] [2021-11-23 15:02:48,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:48,605 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:48,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48 WrapperNode [2021-11-23 15:02:48,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:48,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:48,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:48,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:48,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,695 INFO L137 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 211 [2021-11-23 15:02:48,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:48,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:48,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:48,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:48,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:48,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:48,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:48,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:48,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:48,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:48,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:48,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:48,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:02:48,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:02:48,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:02:48,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:48,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:48,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:48,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:02:48,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:48,857 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:02:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:02:48,860 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:02:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:02:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:02:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:02:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:02:48,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:48,871 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 15:02:49,045 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:49,047 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:49,788 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:49,921 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 15:02:49,928 INFO L158 Benchmark]: Toolchain (without parser) took 1936.72ms. Allocated memory is still 79.7MB. Free memory was 43.0MB in the beginning and 57.0MB in the end (delta: -14.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,930 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 79.7MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 65.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:49,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.45ms. Allocated memory is still 79.7MB. Free memory was 42.8MB in the beginning and 41.6MB in the end (delta: 1.2MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.75ms. Allocated memory is still 79.7MB. Free memory was 41.6MB in the beginning and 38.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,934 INFO L158 Benchmark]: Boogie Preprocessor took 43.54ms. Allocated memory is still 79.7MB. Free memory was 38.8MB in the beginning and 36.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,935 INFO L158 Benchmark]: RCFGBuilder took 1185.62ms. Allocated memory is still 79.7MB. Free memory was 36.3MB in the beginning and 57.0MB in the end (delta: -20.7MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,944 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 79.7MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 65.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.45ms. Allocated memory is still 79.7MB. Free memory was 42.8MB in the beginning and 41.6MB in the end (delta: 1.2MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.75ms. Allocated memory is still 79.7MB. Free memory was 41.6MB in the beginning and 38.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.54ms. Allocated memory is still 79.7MB. Free memory was 38.8MB in the beginning and 36.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1185.62ms. Allocated memory is still 79.7MB. Free memory was 36.3MB in the beginning and 57.0MB in the end (delta: -20.7MB). Peak memory consumption was 9.6MB. 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 15:02:50,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e60cc9bc-f84b-4d4a-94cf-872ecb764a79/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