./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label30.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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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 82b72568a7d68d8807a2cbf166a9e84b0d94da78727a98bf613d664fb33ad10d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:06,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:06,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:06,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:06,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:06,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:06,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:06,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:06,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:06,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:06,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:06,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:06,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:06,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:06,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:06,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:06,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:06,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:06,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:06,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:06,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:06,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:06,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:06,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:06,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:06,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:06,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:06,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:06,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:06,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:06,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:06,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:06,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:06,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:06,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:06,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:06,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:06,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:06,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:06,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:06,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:06,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:06,646 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:06,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:06,647 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:06,648 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:06,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:06,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:06,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:06,649 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:06,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:06,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:06,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:06,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:06,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:06,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:06,651 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:06,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:06,651 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:06,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:06,652 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:06,652 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:06,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:06,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:06,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:06,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:06,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:06,654 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:06,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:06,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:06,654 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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82b72568a7d68d8807a2cbf166a9e84b0d94da78727a98bf613d664fb33ad10d [2021-11-23 15:59:06,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:06,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:06,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:06,943 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:06,944 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:06,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label30.c [2021-11-23 15:59:07,016 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data/c831a0834/ef262592763b433da02bdf7ff9fb9728/FLAG615d5ab40 [2021-11-23 15:59:08,130 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:08,131 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/sv-benchmarks/c/eca-rers2012/Problem05_label30.c [2021-11-23 15:59:08,205 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data/c831a0834/ef262592763b433da02bdf7ff9fb9728/FLAG615d5ab40 [2021-11-23 15:59:08,359 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data/c831a0834/ef262592763b433da02bdf7ff9fb9728 [2021-11-23 15:59:08,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:08,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:08,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:08,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:08,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:08,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:08,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@273b0f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08, skipping insertion in model container [2021-11-23 15:59:08,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:08,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:08,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:11,008 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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/sv-benchmarks/c/eca-rers2012/Problem05_label30.c[377133,377146] [2021-11-23 15:59:11,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:11,045 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:12,354 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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/sv-benchmarks/c/eca-rers2012/Problem05_label30.c[377133,377146] [2021-11-23 15:59:12,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:12,429 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:12,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12 WrapperNode [2021-11-23 15:59:12,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:12,432 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:12,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:12,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:12,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:12,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,153 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:59:13,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:13,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:13,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:13,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:13,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:13,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:13,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:13,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:13,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:13,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:13,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:13,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:13,980 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:13,982 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:21,567 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:21,648 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 15:59:21,653 INFO L158 Benchmark]: Toolchain (without parser) took 13287.31ms. Allocated memory was 100.7MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 47.1MB in the beginning and 1.0GB in the end (delta: -983.1MB). Peak memory consumption was 360.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,653 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 100.7MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:21,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4062.71ms. Allocated memory was 100.7MB in the beginning and 190.8MB in the end (delta: 90.2MB). Free memory was 46.8MB in the beginning and 86.7MB in the end (delta: -39.9MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 721.08ms. Allocated memory was 190.8MB in the beginning and 341.8MB in the end (delta: 151.0MB). Free memory was 86.7MB in the beginning and 199.5MB in the end (delta: -112.8MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,656 INFO L158 Benchmark]: Boogie Preprocessor took 640.01ms. Allocated memory is still 341.8MB. Free memory was 199.5MB in the beginning and 190.1MB in the end (delta: 9.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,657 INFO L158 Benchmark]: RCFGBuilder took 7856.26ms. Allocated memory was 341.8MB in the beginning and 1.3GB in the end (delta: 929.0MB). Free memory was 190.1MB in the beginning and 1.0GB in the end (delta: -840.1MB). Peak memory consumption was 262.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,661 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 100.7MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4062.71ms. Allocated memory was 100.7MB in the beginning and 190.8MB in the end (delta: 90.2MB). Free memory was 46.8MB in the beginning and 86.7MB in the end (delta: -39.9MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 721.08ms. Allocated memory was 190.8MB in the beginning and 341.8MB in the end (delta: 151.0MB). Free memory was 86.7MB in the beginning and 199.5MB in the end (delta: -112.8MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 640.01ms. Allocated memory is still 341.8MB. Free memory was 199.5MB in the beginning and 190.1MB in the end (delta: 9.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7856.26ms. Allocated memory was 341.8MB in the beginning and 1.3GB in the end (delta: 929.0MB). Free memory was 190.1MB in the beginning and 1.0GB in the end (delta: -840.1MB). Peak memory consumption was 262.0MB. 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 15:59:21,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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 82b72568a7d68d8807a2cbf166a9e84b0d94da78727a98bf613d664fb33ad10d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:24,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:24,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:24,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:24,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:24,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:24,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:24,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:24,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:24,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:24,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:24,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:24,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:24,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:24,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:24,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:24,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:24,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:24,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:24,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:24,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:24,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:24,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:24,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:24,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:24,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:24,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:24,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:24,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:24,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:24,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:24,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:24,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:24,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:24,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:24,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:24,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:24,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:24,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:24,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:24,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:24,268 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:24,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:24,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:24,298 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:24,298 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:24,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:24,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:24,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:24,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:24,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:24,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:24,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:24,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:24,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:24,302 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:24,303 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:24,303 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:24,304 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:24,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:24,304 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:24,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:24,305 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:24,306 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:24,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:24,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:24,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:24,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:24,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:24,308 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:24,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:24,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:24,308 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:24,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:24,309 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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82b72568a7d68d8807a2cbf166a9e84b0d94da78727a98bf613d664fb33ad10d [2021-11-23 15:59:24,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:24,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:24,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:24,663 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:24,664 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:24,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label30.c [2021-11-23 15:59:24,744 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data/f2ce7d8d1/01d62b5d86ce45d5a3bcb3a6dcbec278/FLAG82e2067fe [2021-11-23 15:59:25,980 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:25,981 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/sv-benchmarks/c/eca-rers2012/Problem05_label30.c [2021-11-23 15:59:26,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data/f2ce7d8d1/01d62b5d86ce45d5a3bcb3a6dcbec278/FLAG82e2067fe [2021-11-23 15:59:26,057 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/data/f2ce7d8d1/01d62b5d86ce45d5a3bcb3a6dcbec278 [2021-11-23 15:59:26,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:26,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:26,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:26,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:26,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:26,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2c7f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:26, skipping insertion in model container [2021-11-23 15:59:26,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:26" (1/1) ... [2021-11-23 15:59:26,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:26,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:28,527 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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/sv-benchmarks/c/eca-rers2012/Problem05_label30.c[377133,377146] [2021-11-23 15:59:28,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:28,575 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:29,879 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_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/sv-benchmarks/c/eca-rers2012/Problem05_label30.c[377133,377146] [2021-11-23 15:59:29,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:29,997 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:29,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29 WrapperNode [2021-11-23 15:59:29,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:29,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:29,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:29,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:30,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:30,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:30,494 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:59:30,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:30,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:30,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:30,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:30,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:30,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:30,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:30,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:31,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:31,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:31,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:31,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:31,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:31,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:31,491 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:31,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:29" (1/1) ... [2021-11-23 15:59:31,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:31,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:31,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:31,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:31,674 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:31,675 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:41,760 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:41,864 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 15:59:41,873 INFO L158 Benchmark]: Toolchain (without parser) took 15808.50ms. Allocated memory was 71.3MB in the beginning and 805.3MB in the end (delta: 734.0MB). Free memory was 36.3MB in the beginning and 312.0MB in the end (delta: -275.7MB). Peak memory consumption was 458.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:41,874 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 54.5MB. Free memory was 35.8MB in the beginning and 35.8MB in the end (delta: 39.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:41,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3933.40ms. Allocated memory was 71.3MB in the beginning and 201.3MB in the end (delta: 130.0MB). Free memory was 36.1MB in the beginning and 109.0MB in the end (delta: -72.9MB). Peak memory consumption was 105.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:41,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 495.83ms. Allocated memory is still 201.3MB. Free memory was 109.0MB in the beginning and 63.0MB in the end (delta: 46.0MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:41,877 INFO L158 Benchmark]: Boogie Preprocessor took 993.06ms. Allocated memory was 201.3MB in the beginning and 402.7MB in the end (delta: 201.3MB). Free memory was 63.0MB in the beginning and 258.3MB in the end (delta: -195.3MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:41,878 INFO L158 Benchmark]: RCFGBuilder took 10379.68ms. Allocated memory was 402.7MB in the beginning and 805.3MB in the end (delta: 402.7MB). Free memory was 258.3MB in the beginning and 312.0MB in the end (delta: -53.8MB). Peak memory consumption was 350.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:41,887 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 54.5MB. Free memory was 35.8MB in the beginning and 35.8MB in the end (delta: 39.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3933.40ms. Allocated memory was 71.3MB in the beginning and 201.3MB in the end (delta: 130.0MB). Free memory was 36.1MB in the beginning and 109.0MB in the end (delta: -72.9MB). Peak memory consumption was 105.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 495.83ms. Allocated memory is still 201.3MB. Free memory was 109.0MB in the beginning and 63.0MB in the end (delta: 46.0MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 993.06ms. Allocated memory was 201.3MB in the beginning and 402.7MB in the end (delta: 201.3MB). Free memory was 63.0MB in the beginning and 258.3MB in the end (delta: -195.3MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10379.68ms. Allocated memory was 402.7MB in the beginning and 805.3MB in the end (delta: 402.7MB). Free memory was 258.3MB in the beginning and 312.0MB in the end (delta: -53.8MB). Peak memory consumption was 350.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:41,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db163ce6-5949-43ce-9e3b-d8961ac8dcb5/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