./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c --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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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 1924d97c04cfa5367e34b409aac63a4fd986c243eb4aa0af30578d8598fbdf71 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:53,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:53,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:53,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:53,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:53,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:53,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:53,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:53,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:53,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:53,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:53,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:53,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:53,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:53,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:53,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:53,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:53,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:53,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:53,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:53,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:53,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:53,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:53,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:53,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:53,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:53,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:53,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:53,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:53,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:53,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:53,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:53,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:53,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:53,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:53,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:53,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:53,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:53,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:53,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:53,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:53,783 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:53,822 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:53,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:53,823 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:53,823 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:53,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:53,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:53,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:53,825 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:53,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:53,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:53,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:53,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:53,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:53,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:53,826 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:53,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:53,826 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:53,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:53,827 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:53,827 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:53,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:53,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:53,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:53,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:53,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:53,828 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:53,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:53,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:53,829 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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1924d97c04cfa5367e34b409aac63a4fd986c243eb4aa0af30578d8598fbdf71 [2021-11-23 15:57:54,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:54,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:54,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:54,102 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:54,103 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:54,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c [2021-11-23 15:57:54,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data/2eb823ab1/1cac982ecd1f467b93991555dc31c1f3/FLAG6ca0ec29c [2021-11-23 15:57:54,602 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:54,602 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c [2021-11-23 15:57:54,619 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data/2eb823ab1/1cac982ecd1f467b93991555dc31c1f3/FLAG6ca0ec29c [2021-11-23 15:57:55,022 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data/2eb823ab1/1cac982ecd1f467b93991555dc31c1f3 [2021-11-23 15:57:55,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:55,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:55,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:55,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:55,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:55,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@475f1d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55, skipping insertion in model container [2021-11-23 15:57:55,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:55,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:55,199 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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c[642,655] [2021-11-23 15:57:55,242 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:55,254 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:55,267 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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c[642,655] [2021-11-23 15:57:55,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:55,314 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:55,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55 WrapperNode [2021-11-23 15:57:55,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:55,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:55,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:55,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:55,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,374 INFO L137 Inliner]: procedures = 24, calls = 22, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 202 [2021-11-23 15:57:55,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:55,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:55,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:55,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:55,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:55,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:55,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:55,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:55,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:55,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:55,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:55,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:55,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:55,512 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:57:55,512 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:57:55,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:55,512 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:57:55,512 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:57:55,512 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2021-11-23 15:57:55,513 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2021-11-23 15:57:55,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:55,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:55,595 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:55,596 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:55,835 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:55,884 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$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:57:55,889 INFO L158 Benchmark]: Toolchain (without parser) took 862.13ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 39.0MB in the end (delta: 30.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:55,890 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 65.6MB in the end (delta: 44.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:55,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.06ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 57.1MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:55,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.30ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 55.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:55,893 INFO L158 Benchmark]: Boogie Preprocessor took 31.20ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 53.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:55,894 INFO L158 Benchmark]: RCFGBuilder took 476.92ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 39.0MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:55,898 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 65.6MB in the end (delta: 44.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.06ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 57.1MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.30ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 55.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.20ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 53.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 476.92ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 39.0MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. 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 15:57:55,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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 1924d97c04cfa5367e34b409aac63a4fd986c243eb4aa0af30578d8598fbdf71 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:58,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:58,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:58,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:58,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:58,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:58,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:58,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:58,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:58,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:58,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:58,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:58,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:58,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:58,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:58,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:58,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:58,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:58,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:58,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:58,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:58,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:58,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:58,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:58,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:58,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:58,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:58,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:58,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:58,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:58,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:58,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:58,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:58,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:58,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:58,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:58,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:58,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:58,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:58,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:58,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:58,955 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:59,005 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:59,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:59,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:59,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:59,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:59,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:59,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:59,011 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:59,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:59,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:59,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:59,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:59,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:59,013 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:59,014 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:59,014 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:59,014 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:59,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:59,015 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:59,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:59,015 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:59,015 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:59,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:59,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:59,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:59,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:59,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:59,017 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:59,017 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:59,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:59,018 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:59,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:59,019 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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1924d97c04cfa5367e34b409aac63a4fd986c243eb4aa0af30578d8598fbdf71 [2021-11-23 15:57:59,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:59,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:59,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:59,508 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:59,509 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:59,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c [2021-11-23 15:57:59,595 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data/999bed678/f69c2675b37f46fa8800345ceb906f5a/FLAG7f269a195 [2021-11-23 15:58:00,191 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:00,191 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c [2021-11-23 15:58:00,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data/999bed678/f69c2675b37f46fa8800345ceb906f5a/FLAG7f269a195 [2021-11-23 15:58:00,487 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/data/999bed678/f69c2675b37f46fa8800345ceb906f5a [2021-11-23 15:58:00,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:00,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:00,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:00,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:00,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:00,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae94226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00, skipping insertion in model container [2021-11-23 15:58:00,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:00,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:00,705 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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c[642,655] [2021-11-23 15:58:00,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:00,773 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:00,813 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_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/sv-benchmarks/c/systemc/pc_sfifo_1.cil-2.c[642,655] [2021-11-23 15:58:00,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:00,894 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:00,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00 WrapperNode [2021-11-23 15:58:00,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:00,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:00,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:00,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:00,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,948 INFO L137 Inliner]: procedures = 24, calls = 22, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 194 [2021-11-23 15:58:00,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:00,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:00,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:00,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:00,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:00,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:00,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:00,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:00,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:01,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:01,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:01,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:58:01,088 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:58:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:58:01,089 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:58:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2021-11-23 15:58:01,089 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2021-11-23 15:58:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:01,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:01,199 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:01,201 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:01,483 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:01,540 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$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:58:01,545 INFO L158 Benchmark]: Toolchain (without parser) took 1052.83ms. Allocated memory is still 73.4MB. Free memory was 54.0MB in the beginning and 36.0MB in the end (delta: 18.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,546 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 73.4MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:01,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.97ms. Allocated memory is still 73.4MB. Free memory was 53.9MB in the beginning and 54.3MB in the end (delta: -451.1kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.75ms. Allocated memory is still 73.4MB. Free memory was 54.3MB in the beginning and 52.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,549 INFO L158 Benchmark]: Boogie Preprocessor took 36.03ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 50.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:01,551 INFO L158 Benchmark]: RCFGBuilder took 556.97ms. Allocated memory is still 73.4MB. Free memory was 50.7MB in the beginning and 36.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 73.4MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.97ms. Allocated memory is still 73.4MB. Free memory was 53.9MB in the beginning and 54.3MB in the end (delta: -451.1kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.75ms. Allocated memory is still 73.4MB. Free memory was 54.3MB in the beginning and 52.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.03ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 50.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 556.97ms. Allocated memory is still 73.4MB. Free memory was 50.7MB in the beginning and 36.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. 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 15:58:01,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d5fbf0-2ce1-426a-badf-9a36b9e978cd/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