./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:53,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:53,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:53,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:53,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:53,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:53,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:53,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:53,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:53,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:53,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:53,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:53,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:53,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:53,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:53,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:53,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:53,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:53,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:53,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:53,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:53,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:53,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:53,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:53,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:53,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:53,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:53,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:53,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:53,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:53,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:53,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:53,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:53,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:53,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:53,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:53,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:53,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:53,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:53,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:53,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:53,437 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:53,482 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:53,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:53,484 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:53,484 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:53,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:53,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:53,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:53,486 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:53,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:53,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:53,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:53,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:53,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:53,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:53,496 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:53,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:53,497 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:53,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:53,498 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:53,498 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:53,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:53,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:53,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:53,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:53,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:53,500 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:53,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:53,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:53,501 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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 [2021-11-23 15:58:53,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:53,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:53,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:53,846 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:53,847 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:53,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2021-11-23 15:58:53,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data/e259579e7/30ee148fdb0949c99342da788d5cb77a/FLAGb5e973730 [2021-11-23 15:58:54,645 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:54,645 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2021-11-23 15:58:54,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data/e259579e7/30ee148fdb0949c99342da788d5cb77a/FLAGb5e973730 [2021-11-23 15:58:54,876 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data/e259579e7/30ee148fdb0949c99342da788d5cb77a [2021-11-23 15:58:54,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:54,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:54,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:54,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:54,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:54,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:54" (1/1) ... [2021-11-23 15:58:54,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53bb511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:54, skipping insertion in model container [2021-11-23 15:58:54,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:54" (1/1) ... [2021-11-23 15:58:54,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:54,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:55,248 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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i[949,962] [2021-11-23 15:58:55,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:55,483 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:55,496 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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i[949,962] [2021-11-23 15:58:55,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:55,611 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:55,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55 WrapperNode [2021-11-23 15:58:55,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:55,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:55,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:55,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:55,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,671 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 227 [2021-11-23 15:58:55,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:55,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:55,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:55,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:55,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:55,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:55,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:55,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:55,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:55,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:55,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:55,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:58:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:58:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:58:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:58:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:58:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:58:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:58:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:58:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:58:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:58:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:58:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:58:55,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:55,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:58:55,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:55,818 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 15:58:55,988 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:55,990 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:56,690 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:56,928 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 15:58:56,933 INFO L158 Benchmark]: Toolchain (without parser) took 2049.68ms. Allocated memory is still 119.5MB. Free memory was 83.7MB in the beginning and 89.2MB in the end (delta: -5.5MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:56,935 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 59.7MB in the beginning and 59.6MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:56,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 725.15ms. Allocated memory is still 119.5MB. Free memory was 83.7MB in the beginning and 80.6MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:56,939 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.61ms. Allocated memory is still 119.5MB. Free memory was 80.6MB in the beginning and 77.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:56,941 INFO L158 Benchmark]: Boogie Preprocessor took 58.07ms. Allocated memory is still 119.5MB. Free memory was 77.3MB in the beginning and 75.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:56,942 INFO L158 Benchmark]: RCFGBuilder took 1199.78ms. Allocated memory is still 119.5MB. Free memory was 75.2MB in the beginning and 89.2MB in the end (delta: -14.0MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:56,952 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 88.1MB. Free memory was 59.7MB in the beginning and 59.6MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 725.15ms. Allocated memory is still 119.5MB. Free memory was 83.7MB in the beginning and 80.6MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.61ms. Allocated memory is still 119.5MB. Free memory was 80.6MB in the beginning and 77.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.07ms. Allocated memory is still 119.5MB. Free memory was 77.3MB in the beginning and 75.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1199.78ms. Allocated memory is still 119.5MB. Free memory was 75.2MB in the beginning and 89.2MB in the end (delta: -14.0MB). Peak memory consumption was 38.3MB. 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 15:58:56,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:59,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:59,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:59,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:59,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:59,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:59,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:59,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:59,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:59,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:59,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:59,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:59,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:59,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:59,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:59,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:59,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:59,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:59,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:59,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:59,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:59,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:59,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:59,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:59,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:59,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:59,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:59,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:59,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:59,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:59,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:59,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:59,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:59,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:59,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:59,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:59,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:59,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:59,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:59,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:59,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:59,743 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:59,810 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:59,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:59,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:59,812 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:59,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:59,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:59,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:59,814 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:59,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:59,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:59,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:59,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:59,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:59,817 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:59,817 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:59,817 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:59,817 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:59,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:59,818 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:59,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:59,818 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:59,819 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:59,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:59,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:59,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:59,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:59,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:59,820 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:59,820 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:59,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:59,821 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:59,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:59,821 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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 [2021-11-23 15:59:00,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:00,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:00,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:00,245 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:00,245 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:00,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2021-11-23 15:59:00,334 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data/2df5cb0b6/2ad5244192d846a298e6dd0154c5cfd2/FLAGd9ff76ba5 [2021-11-23 15:59:00,956 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:00,957 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2021-11-23 15:59:00,980 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data/2df5cb0b6/2ad5244192d846a298e6dd0154c5cfd2/FLAGd9ff76ba5 [2021-11-23 15:59:01,191 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/data/2df5cb0b6/2ad5244192d846a298e6dd0154c5cfd2 [2021-11-23 15:59:01,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:01,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:01,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:01,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:01,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:01,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e145ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01, skipping insertion in model container [2021-11-23 15:59:01,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:01,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:01,446 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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i[949,962] [2021-11-23 15:59:01,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:01,827 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:01,845 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_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i[949,962] [2021-11-23 15:59:01,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:02,002 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:02,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02 WrapperNode [2021-11-23 15:59:02,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:02,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:02,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:02,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:02,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,087 INFO L137 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 228 [2021-11-23 15:59:02,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:02,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:02,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:02,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:02,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:02,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:02,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:02,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:02,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:02" (1/1) ... [2021-11-23 15:59:02,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:02,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:02,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:02,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:59:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:59:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:59:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:59:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:59:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:59:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:59:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:59:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:59:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:59:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:59:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:02,284 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 15:59:02,444 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:02,460 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:03,353 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:03,476 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 15:59:03,486 INFO L158 Benchmark]: Toolchain (without parser) took 2288.73ms. Allocated memory is still 100.7MB. Free memory was 64.0MB in the beginning and 64.2MB in the end (delta: -167.1kB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,487 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory was 82.3MB in the beginning and 82.2MB in the end (delta: 157.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:03,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 807.29ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 70.8MB in the end (delta: -7.0MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.85ms. Allocated memory is still 100.7MB. Free memory was 70.8MB in the beginning and 68.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,492 INFO L158 Benchmark]: Boogie Preprocessor took 106.00ms. Allocated memory is still 100.7MB. Free memory was 68.1MB in the beginning and 65.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,493 INFO L158 Benchmark]: RCFGBuilder took 1287.92ms. Allocated memory is still 100.7MB. Free memory was 65.6MB in the beginning and 64.2MB in the end (delta: 1.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,502 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 100.7MB. Free memory was 82.3MB in the beginning and 82.2MB in the end (delta: 157.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 807.29ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 70.8MB in the end (delta: -7.0MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.85ms. Allocated memory is still 100.7MB. Free memory was 70.8MB in the beginning and 68.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.00ms. Allocated memory is still 100.7MB. Free memory was 68.1MB in the beginning and 65.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1287.92ms. Allocated memory is still 100.7MB. Free memory was 65.6MB in the beginning and 64.2MB in the end (delta: 1.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:03,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c72fc7-abf7-4ee3-98a4-7bd7dcef9c09/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