./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label01.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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/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 f26c9b68539fd7e45903345f01b5b0bdfd3aa591442c893b5a75fc637a7ed516 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:43,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:43,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:43,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:43,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:43,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:43,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:43,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:43,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:43,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:43,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:43,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:43,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:43,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:43,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:43,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:43,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:43,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:43,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:43,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:43,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:43,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:43,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:43,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:43,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:43,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:43,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:43,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:43,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:43,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:43,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:43,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:43,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:43,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:43,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:43,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:43,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:43,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:43,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:43,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:43,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:43,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:43,242 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:43,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:43,244 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:43,244 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:43,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:43,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:43,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:43,245 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:43,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:43,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:43,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:43,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:43,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:43,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:43,248 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:43,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:43,248 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:43,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:43,249 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:43,249 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:43,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:43,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:43,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:43,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:43,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:43,250 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:43,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:43,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:43,251 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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f26c9b68539fd7e45903345f01b5b0bdfd3aa591442c893b5a75fc637a7ed516 [2021-11-23 15:53:43,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:43,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:43,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:43,554 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:43,555 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:43,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label01.c [2021-11-23 15:53:43,615 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data/d09890bb9/9b1e2bbaa1ae4c548eb30fa93956cf61/FLAG59d09e5a7 [2021-11-23 15:53:44,538 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:44,539 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/sv-benchmarks/c/eca-rers2012/Problem19_label01.c [2021-11-23 15:53:44,584 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data/d09890bb9/9b1e2bbaa1ae4c548eb30fa93956cf61/FLAG59d09e5a7 [2021-11-23 15:53:44,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data/d09890bb9/9b1e2bbaa1ae4c548eb30fa93956cf61 [2021-11-23 15:53:44,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:44,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:44,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:44,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:44,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:44,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:44" (1/1) ... [2021-11-23 15:53:44,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6feda845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:44, skipping insertion in model container [2021-11-23 15:53:44,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:44" (1/1) ... [2021-11-23 15:53:44,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:45,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:45,632 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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/sv-benchmarks/c/eca-rers2012/Problem19_label01.c[8162,8175] [2021-11-23 15:53:47,384 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:47,391 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:47,420 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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/sv-benchmarks/c/eca-rers2012/Problem19_label01.c[8162,8175] [2021-11-23 15:53:48,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:48,558 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:48,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48 WrapperNode [2021-11-23 15:53:48,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:48,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:48,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:48,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:48,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:48,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:49,614 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:53:49,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:49,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:49,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:49,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:49,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:49,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:49,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:49,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:50,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:50,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:50,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:50,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:50,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:50,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:50,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:50,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:48" (1/1) ... [2021-11-23 15:53:50,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:50,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:50,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:50,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:50,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:50,706 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:50,708 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:59,666 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:59,735 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 15:53:59,740 INFO L158 Benchmark]: Toolchain (without parser) took 14800.82ms. Allocated memory was 144.7MB in the beginning and 2.9GB in the end (delta: 2.8GB). Free memory was 105.5MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 460.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:59,741 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 144.7MB. Free memory is still 121.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:59,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3619.83ms. Allocated memory was 144.7MB in the beginning and 234.9MB in the end (delta: 90.2MB). Free memory was 105.5MB in the beginning and 81.6MB in the end (delta: 23.9MB). Peak memory consumption was 121.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:59,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 1054.89ms. Allocated memory was 234.9MB in the beginning and 775.9MB in the end (delta: 541.1MB). Free memory was 81.6MB in the beginning and 583.4MB in the end (delta: -501.8MB). Peak memory consumption was 153.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:59,744 INFO L158 Benchmark]: Boogie Preprocessor took 892.19ms. Allocated memory is still 775.9MB. Free memory was 583.4MB in the beginning and 518.3MB in the end (delta: 65.1MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:59,745 INFO L158 Benchmark]: RCFGBuilder took 9229.17ms. Allocated memory was 775.9MB in the beginning and 2.9GB in the end (delta: 2.1GB). Free memory was 518.3MB in the beginning and 2.6GB in the end (delta: -2.1GB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:59,749 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 144.7MB. Free memory is still 121.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3619.83ms. Allocated memory was 144.7MB in the beginning and 234.9MB in the end (delta: 90.2MB). Free memory was 105.5MB in the beginning and 81.6MB in the end (delta: 23.9MB). Peak memory consumption was 121.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1054.89ms. Allocated memory was 234.9MB in the beginning and 775.9MB in the end (delta: 541.1MB). Free memory was 81.6MB in the beginning and 583.4MB in the end (delta: -501.8MB). Peak memory consumption was 153.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 892.19ms. Allocated memory is still 775.9MB. Free memory was 583.4MB in the beginning and 518.3MB in the end (delta: 65.1MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9229.17ms. Allocated memory was 775.9MB in the beginning and 2.9GB in the end (delta: 2.1GB). Free memory was 518.3MB in the beginning and 2.6GB in the end (delta: -2.1GB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:59,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/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 f26c9b68539fd7e45903345f01b5b0bdfd3aa591442c893b5a75fc637a7ed516 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:02,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:02,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:02,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:02,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:02,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:02,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:02,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:02,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:02,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:02,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:02,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:02,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:02,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:02,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:02,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:02,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:02,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:02,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:02,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:02,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:02,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:02,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:02,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:02,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:02,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:02,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:02,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:02,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:02,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:02,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:02,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:02,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:02,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:02,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:02,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:02,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:02,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:02,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:02,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:02,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:02,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:02,339 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:02,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:02,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:02,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:02,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:02,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:02,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:02,342 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:02,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:02,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:02,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:02,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:02,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:02,343 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:02,343 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:02,343 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:02,344 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:02,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:02,344 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:02,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:02,345 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:02,345 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:02,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:02,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:02,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:02,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:02,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:02,346 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:02,347 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:02,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:02,347 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:02,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:02,348 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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f26c9b68539fd7e45903345f01b5b0bdfd3aa591442c893b5a75fc637a7ed516 [2021-11-23 15:54:02,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:02,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:02,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:02,739 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:02,743 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:02,744 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label01.c [2021-11-23 15:54:02,814 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data/e258f2cf2/07b5a58a42ec4335aea328982764a3a1/FLAG5f5dc4218 [2021-11-23 15:54:03,968 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:03,969 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/sv-benchmarks/c/eca-rers2012/Problem19_label01.c [2021-11-23 15:54:04,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data/e258f2cf2/07b5a58a42ec4335aea328982764a3a1/FLAG5f5dc4218 [2021-11-23 15:54:04,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/data/e258f2cf2/07b5a58a42ec4335aea328982764a3a1 [2021-11-23 15:54:04,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:04,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:04,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:04,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:04,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:04,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:04" (1/1) ... [2021-11-23 15:54:04,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e3ff563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:04, skipping insertion in model container [2021-11-23 15:54:04,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:04" (1/1) ... [2021-11-23 15:54:04,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:04,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:04,931 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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/sv-benchmarks/c/eca-rers2012/Problem19_label01.c[8162,8175] [2021-11-23 15:54:06,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:06,700 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:06,752 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_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/sv-benchmarks/c/eca-rers2012/Problem19_label01.c[8162,8175] [2021-11-23 15:54:08,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:08,169 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:08,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08 WrapperNode [2021-11-23 15:54:08,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:08,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:08,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:08,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:08,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,765 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:54:08,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:08,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:08,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:08,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:08,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:09,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:09,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:09,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:09,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:09,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:09,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:09,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:09,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:09,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:09,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:09,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:09,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:09,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:09,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:09,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:09,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:09,430 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:09,432 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:19,710 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:19,863 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 15:55:19,883 INFO L158 Benchmark]: Toolchain (without parser) took 75677.65ms. Allocated memory was 67.1MB in the beginning and 880.8MB in the end (delta: 813.7MB). Free memory was 33.3MB in the beginning and 723.8MB in the end (delta: -690.5MB). Peak memory consumption was 358.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:19,885 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:19,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3964.94ms. Allocated memory was 67.1MB in the beginning and 220.2MB in the end (delta: 153.1MB). Free memory was 33.1MB in the beginning and 102.0MB in the end (delta: -68.9MB). Peak memory consumption was 114.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:19,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 594.63ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 101.0MB in the beginning and 325.4MB in the end (delta: -224.4MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:19,892 INFO L158 Benchmark]: Boogie Preprocessor took 489.81ms. Allocated memory is still 440.4MB. Free memory was 325.4MB in the beginning and 277.1MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:19,893 INFO L158 Benchmark]: RCFGBuilder took 70622.40ms. Allocated memory was 440.4MB in the beginning and 880.8MB in the end (delta: 440.4MB). Free memory was 277.1MB in the beginning and 723.8MB in the end (delta: -446.6MB). Peak memory consumption was 228.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:19,902 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3964.94ms. Allocated memory was 67.1MB in the beginning and 220.2MB in the end (delta: 153.1MB). Free memory was 33.1MB in the beginning and 102.0MB in the end (delta: -68.9MB). Peak memory consumption was 114.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 594.63ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 101.0MB in the beginning and 325.4MB in the end (delta: -224.4MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 489.81ms. Allocated memory is still 440.4MB. Free memory was 325.4MB in the beginning and 277.1MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 70622.40ms. Allocated memory was 440.4MB in the beginning and 880.8MB in the end (delta: 440.4MB). Free memory was 277.1MB in the beginning and 723.8MB in the end (delta: -446.6MB). Peak memory consumption was 228.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:19,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2afd447-1a6b-4d13-b71a-39a9c643e2b2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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