./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label52.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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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 dadc4a7f56d2eeb12d7009442a875d9c494d437949017438f5005c98bfcd0bea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:39,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:39,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:39,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:39,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:39,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:39,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:39,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:39,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:39,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:39,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:39,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:39,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:39,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:39,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:39,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:39,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:39,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:39,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:39,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:39,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:39,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:39,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:39,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:39,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:39,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:39,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:39,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:39,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:39,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:39,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:39,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:39,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:39,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:39,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:39,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:39,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:39,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:39,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:39,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:39,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:39,134 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:39,160 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:39,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:39,161 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:39,161 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:39,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:39,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:39,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:39,163 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:39,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:39,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:39,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:39,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:39,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:39,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:39,164 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:39,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:39,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:39,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:39,165 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:39,165 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:39,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:39,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:39,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:39,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:39,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:39,166 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:39,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:39,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:39,167 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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dadc4a7f56d2eeb12d7009442a875d9c494d437949017438f5005c98bfcd0bea [2021-11-23 15:04:39,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:39,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:39,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:39,517 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:39,518 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:39,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem03_label52.c [2021-11-23 15:04:39,605 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data/559589f44/808e9d1fd79144fc98141e14858c9cda/FLAG7dfbd7593 [2021-11-23 15:04:40,341 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:40,342 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/sv-benchmarks/c/eca-rers2012/Problem03_label52.c [2021-11-23 15:04:40,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data/559589f44/808e9d1fd79144fc98141e14858c9cda/FLAG7dfbd7593 [2021-11-23 15:04:40,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data/559589f44/808e9d1fd79144fc98141e14858c9cda [2021-11-23 15:04:40,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:40,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:40,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:40,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:40,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:40,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:40" (1/1) ... [2021-11-23 15:04:40,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ef0804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:40, skipping insertion in model container [2021-11-23 15:04:40,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:40" (1/1) ... [2021-11-23 15:04:40,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:40,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:41,231 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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/sv-benchmarks/c/eca-rers2012/Problem03_label52.c[53923,53936] [2021-11-23 15:04:41,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:41,295 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:41,542 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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/sv-benchmarks/c/eca-rers2012/Problem03_label52.c[53923,53936] [2021-11-23 15:04:41,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:41,585 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:41,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41 WrapperNode [2021-11-23 15:04:41,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:41,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:41,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:41,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:41,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,749 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2021-11-23 15:04:41,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:41,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:41,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:41,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:41,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:41,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:41,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:41,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:41,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:41,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:41,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:41,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:42,103 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:42,105 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:43,924 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:43,966 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 15:04:43,971 INFO L158 Benchmark]: Toolchain (without parser) took 3475.93ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 65.8MB in the beginning and 63.3MB in the end (delta: 2.6MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,972 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 109.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:43,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1089.35ms. Allocated memory is still 109.1MB. Free memory was 65.7MB in the beginning and 58.8MB in the end (delta: 6.9MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.97ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 58.8MB in the beginning and 109.5MB in the end (delta: -50.7MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,975 INFO L158 Benchmark]: Boogie Preprocessor took 129.62ms. Allocated memory is still 144.7MB. Free memory was 109.5MB in the beginning and 100.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,976 INFO L158 Benchmark]: RCFGBuilder took 2062.46ms. Allocated memory is still 144.7MB. Free memory was 100.2MB in the beginning and 63.3MB in the end (delta: 36.9MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,979 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 109.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1089.35ms. Allocated memory is still 109.1MB. Free memory was 65.7MB in the beginning and 58.8MB in the end (delta: 6.9MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.97ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 58.8MB in the beginning and 109.5MB in the end (delta: -50.7MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 129.62ms. Allocated memory is still 144.7MB. Free memory was 109.5MB in the beginning and 100.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2062.46ms. Allocated memory is still 144.7MB. Free memory was 100.2MB in the beginning and 63.3MB in the end (delta: 36.9MB). Peak memory consumption was 65.1MB. 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 15:04:44,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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 dadc4a7f56d2eeb12d7009442a875d9c494d437949017438f5005c98bfcd0bea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:46,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:46,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:46,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:46,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:46,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:46,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:46,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:46,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:46,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:46,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:46,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:46,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:46,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:46,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:46,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:46,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:46,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:46,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:46,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:46,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:46,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:46,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:46,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:46,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:46,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:46,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:46,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:46,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:46,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:46,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:46,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:46,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:46,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:46,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:46,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:46,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:46,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:46,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:46,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:46,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:46,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:46,680 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:46,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:46,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:46,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:46,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:46,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:46,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:46,684 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:46,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:46,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:46,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:46,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:46,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:46,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:46,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:46,686 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:46,686 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:46,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:46,686 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:46,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:46,687 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:46,687 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:46,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:46,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:46,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:46,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:46,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:46,688 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:46,689 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:46,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:46,689 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:46,689 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:46,690 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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dadc4a7f56d2eeb12d7009442a875d9c494d437949017438f5005c98bfcd0bea [2021-11-23 15:04:47,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:47,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:47,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:47,079 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:47,080 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:47,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem03_label52.c [2021-11-23 15:04:47,162 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data/68f2b097c/4833842476b54fd09c777f1399acad40/FLAG55e273d30 [2021-11-23 15:04:47,894 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:47,895 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/sv-benchmarks/c/eca-rers2012/Problem03_label52.c [2021-11-23 15:04:47,916 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data/68f2b097c/4833842476b54fd09c777f1399acad40/FLAG55e273d30 [2021-11-23 15:04:48,012 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/data/68f2b097c/4833842476b54fd09c777f1399acad40 [2021-11-23 15:04:48,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:48,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:48,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:48,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:48,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:48,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b1d964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48, skipping insertion in model container [2021-11-23 15:04:48,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:48,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:48,802 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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/sv-benchmarks/c/eca-rers2012/Problem03_label52.c[53923,53936] [2021-11-23 15:04:48,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:48,864 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:49,126 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_7f7120c0-6a6c-4958-83b2-cfac49376fd5/sv-benchmarks/c/eca-rers2012/Problem03_label52.c[53923,53936] [2021-11-23 15:04:49,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:49,185 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:49,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49 WrapperNode [2021-11-23 15:04:49,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:49,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:49,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:49,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:49,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,341 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1769 [2021-11-23 15:04:49,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:49,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:49,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:49,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:49,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:49,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:49,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:49,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:49,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:49,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:49,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:49,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:49,683 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:49,685 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:52,074 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:52,108 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 15:04:52,113 INFO L158 Benchmark]: Toolchain (without parser) took 4095.94ms. Allocated memory was 73.4MB in the beginning and 144.7MB in the end (delta: 71.3MB). Free memory was 52.2MB in the beginning and 83.3MB in the end (delta: -31.1MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,114 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 73.4MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:52,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1169.38ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 52.1MB in the beginning and 71.1MB in the end (delta: -19.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.32ms. Allocated memory is still 100.7MB. Free memory was 71.1MB in the beginning and 56.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,116 INFO L158 Benchmark]: Boogie Preprocessor took 150.78ms. Allocated memory is still 100.7MB. Free memory was 56.4MB in the beginning and 46.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,117 INFO L158 Benchmark]: RCFGBuilder took 2616.86ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 46.0MB in the beginning and 83.3MB in the end (delta: -37.4MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 73.4MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1169.38ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 52.1MB in the beginning and 71.1MB in the end (delta: -19.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.32ms. Allocated memory is still 100.7MB. Free memory was 71.1MB in the beginning and 56.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.78ms. Allocated memory is still 100.7MB. Free memory was 56.4MB in the beginning and 46.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2616.86ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 46.0MB in the beginning and 83.3MB in the end (delta: -37.4MB). Peak memory consumption was 35.1MB. 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 15:04:52,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7120c0-6a6c-4958-83b2-cfac49376fd5/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