./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stateful-2.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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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 c1d6cba599289c2637bd3d8da41e464d318a32e6ae6e6e0e391ff437e6ce1fcc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:28,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:28,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:28,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:28,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:28,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:28,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:28,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:28,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:28,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:28,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:28,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:28,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:28,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:28,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:28,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:28,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:28,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:28,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:28,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:28,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:28,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:28,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:28,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:28,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:28,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:28,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:28,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:28,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:28,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:28,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:28,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:28,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:28,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:28,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:28,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:28,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:28,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:28,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:28,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:28,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:28,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:28,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:28,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:28,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:28,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:28,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:28,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:28,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:28,305 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:28,311 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:28,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:28,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:28,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:28,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:28,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:28,313 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:28,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:28,313 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:28,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:28,314 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:28,314 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:28,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:28,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:28,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:28,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:28,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:28,316 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:28,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:28,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:28,316 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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1d6cba599289c2637bd3d8da41e464d318a32e6ae6e6e0e391ff437e6ce1fcc [2021-11-23 15:46:28,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:28,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:28,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:28,630 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:28,631 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:28,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i [2021-11-23 15:46:28,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data/69ffab5e7/0b1e938d70504b11a5081fdc5cf6161a/FLAG9bfdbd56e [2021-11-23 15:46:29,394 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:29,398 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/sv-benchmarks/c/seq-pthread/cs_stateful-2.i [2021-11-23 15:46:29,424 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data/69ffab5e7/0b1e938d70504b11a5081fdc5cf6161a/FLAG9bfdbd56e [2021-11-23 15:46:29,630 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data/69ffab5e7/0b1e938d70504b11a5081fdc5cf6161a [2021-11-23 15:46:29,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:29,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:29,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:29,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:29,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:29,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:29" (1/1) ... [2021-11-23 15:46:29,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62920ab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:29, skipping insertion in model container [2021-11-23 15:46:29,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:29" (1/1) ... [2021-11-23 15:46:29,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:29,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:30,042 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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/sv-benchmarks/c/seq-pthread/cs_stateful-2.i[23607,23620] [2021-11-23 15:46:30,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:30,135 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:30,186 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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/sv-benchmarks/c/seq-pthread/cs_stateful-2.i[23607,23620] [2021-11-23 15:46:30,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:30,292 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:30,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30 WrapperNode [2021-11-23 15:46:30,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:30,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:30,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:30,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:30,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,364 INFO L137 Inliner]: procedures = 145, calls = 245, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 539 [2021-11-23 15:46:30,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:30,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:30,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:30,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:30,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:30,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:30,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:30,465 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:30,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:30" (1/1) ... [2021-11-23 15:46:30,474 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:30,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:30,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:30,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:30,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:46:30,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:46:30,555 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:46:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:46:30,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:30,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:46:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:46:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2021-11-23 15:46:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2021-11-23 15:46:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2021-11-23 15:46:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2021-11-23 15:46:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-11-23 15:46:30,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-11-23 15:46:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:46:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-11-23 15:46:30,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-11-23 15:46:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 15:46:30,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 15:46:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:46:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:46:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-11-23 15:46:30,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-11-23 15:46:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2021-11-23 15:46:30,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2021-11-23 15:46:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:30,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:30,762 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:30,763 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:31,264 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: SUMMARY for call __CS_cs(); srcloc: null [2021-11-23 15:46:31,265 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L750-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2021-11-23 15:46:31,265 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L750-1: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 15:46:31,265 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 15:46:31,266 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2021-11-23 15:46:31,266 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0 != ~__CS_ret~0 % 256); [2021-11-23 15:46:31,266 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2021-11-23 15:46:41,670 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:41,731 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:46:41,737 INFO L158 Benchmark]: Toolchain (without parser) took 12100.60ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 72.9MB in the beginning and 81.3MB in the end (delta: -8.5MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,739 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 70.5MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:41,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 657.25ms. Allocated memory is still 94.4MB. Free memory was 72.9MB in the beginning and 53.7MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.62ms. Allocated memory is still 94.4MB. Free memory was 53.4MB in the beginning and 49.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,743 INFO L158 Benchmark]: Boogie Preprocessor took 88.30ms. Allocated memory is still 94.4MB. Free memory was 49.3MB in the beginning and 45.8MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,744 INFO L158 Benchmark]: RCFGBuilder took 11275.39ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 45.5MB in the beginning and 81.3MB in the end (delta: -35.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,753 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 70.5MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 657.25ms. Allocated memory is still 94.4MB. Free memory was 72.9MB in the beginning and 53.7MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.62ms. Allocated memory is still 94.4MB. Free memory was 53.4MB in the beginning and 49.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.30ms. Allocated memory is still 94.4MB. Free memory was 49.3MB in the beginning and 45.8MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11275.39ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 45.5MB in the beginning and 81.3MB in the end (delta: -35.8MB). Peak memory consumption was 27.0MB. 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 15:46:41,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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 c1d6cba599289c2637bd3d8da41e464d318a32e6ae6e6e0e391ff437e6ce1fcc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:44,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:44,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:44,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:44,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:44,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:44,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:44,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:44,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:44,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:44,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:44,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:44,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:44,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:44,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:44,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:44,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:44,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:44,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:44,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:44,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:44,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:44,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:44,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:44,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:44,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:44,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:44,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:44,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:44,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:44,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:44,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:44,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:44,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:44,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:44,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:44,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:44,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:44,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:44,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:44,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:44,417 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:44,464 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:44,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:44,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:44,465 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:44,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:44,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:44,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:44,467 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:44,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:44,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:44,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:44,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:44,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:44,468 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:44,469 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:44,474 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:44,474 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:44,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:44,475 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:44,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:44,475 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:44,478 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:44,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:44,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:44,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:44,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:44,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:44,480 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:44,480 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:44,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:44,481 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:44,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:44,481 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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1d6cba599289c2637bd3d8da41e464d318a32e6ae6e6e0e391ff437e6ce1fcc [2021-11-23 15:46:44,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:44,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:44,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:44,888 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:44,888 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:44,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i [2021-11-23 15:46:44,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data/a2e882c9a/2b33d155c9784baf80dd1717de38812c/FLAGf6de58e32 [2021-11-23 15:46:45,643 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:45,643 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/sv-benchmarks/c/seq-pthread/cs_stateful-2.i [2021-11-23 15:46:45,664 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data/a2e882c9a/2b33d155c9784baf80dd1717de38812c/FLAGf6de58e32 [2021-11-23 15:46:45,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/data/a2e882c9a/2b33d155c9784baf80dd1717de38812c [2021-11-23 15:46:45,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:45,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:45,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:45,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:45,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:45,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:45" (1/1) ... [2021-11-23 15:46:45,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6950d11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:45, skipping insertion in model container [2021-11-23 15:46:45,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:45" (1/1) ... [2021-11-23 15:46:45,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:45,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:46,342 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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/sv-benchmarks/c/seq-pthread/cs_stateful-2.i[23607,23620] [2021-11-23 15:46:46,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:46,530 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:46,559 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_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/sv-benchmarks/c/seq-pthread/cs_stateful-2.i[23607,23620] [2021-11-23 15:46:46,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:46,708 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:46,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46 WrapperNode [2021-11-23 15:46:46,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:46,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:46,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:46,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:46,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,837 INFO L137 Inliner]: procedures = 149, calls = 245, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 524 [2021-11-23 15:46:46,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:46,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:46,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:46,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:46,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:46,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:46,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:46,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:46,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:46,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:46,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:46,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:46:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:46:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:46:47,021 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:46:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:46:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:46:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2021-11-23 15:46:47,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2021-11-23 15:46:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2021-11-23 15:46:47,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2021-11-23 15:46:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-11-23 15:46:47,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-11-23 15:46:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:46:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-11-23 15:46:47,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-11-23 15:46:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 15:46:47,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 15:46:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:46:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:46:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:46:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:46:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:46:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-11-23 15:46:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-11-23 15:46:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2021-11-23 15:46:47,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2021-11-23 15:46:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:47,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:47,234 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:47,236 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:47,698 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: SUMMARY for call __CS_cs(); srcloc: null [2021-11-23 15:46:47,698 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L750-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res#1.base, main_thread_#res#1.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2021-11-23 15:46:47,698 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L750-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2021-11-23 15:46:47,698 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2021-11-23 15:46:47,699 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res#1.base, main_thread_#res#1.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2021-11-23 15:46:47,699 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2021-11-23 15:46:47,699 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res#1.base, main_thread_#res#1.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2021-11-23 15:46:58,397 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:58,434 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:46:58,439 INFO L158 Benchmark]: Toolchain (without parser) took 12537.16ms. Allocated memory was 54.5MB in the beginning and 100.7MB in the end (delta: 46.1MB). Free memory was 29.5MB in the beginning and 66.5MB in the end (delta: -37.0MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,440 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 35.8MB in the beginning and 35.7MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:58,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 803.00ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 29.3MB in the beginning and 37.0MB in the end (delta: -7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,442 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.09ms. Allocated memory is still 71.3MB. Free memory was 36.8MB in the beginning and 49.8MB in the end (delta: -13.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,443 INFO L158 Benchmark]: Boogie Preprocessor took 110.08ms. Allocated memory is still 71.3MB. Free memory was 49.8MB in the beginning and 45.9MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,444 INFO L158 Benchmark]: RCFGBuilder took 11487.52ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 45.6MB in the beginning and 66.5MB in the end (delta: -20.9MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,448 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 35.8MB in the beginning and 35.7MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 803.00ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 29.3MB in the beginning and 37.0MB in the end (delta: -7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.09ms. Allocated memory is still 71.3MB. Free memory was 36.8MB in the beginning and 49.8MB in the end (delta: -13.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.08ms. Allocated memory is still 71.3MB. Free memory was 49.8MB in the beginning and 45.9MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11487.52ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 45.6MB in the beginning and 66.5MB in the end (delta: -20.9MB). Peak memory consumption was 18.8MB. 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 15:46:58,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb26f0f-4ed7-4129-9376-7aa836eef5d2/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