./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label27.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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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 6ab24122cfbae27f78ca86ca1d1162f9de3aff1954d8424bcfc24fa3959df5e7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:35,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:35,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:35,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:35,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:35,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:35,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:35,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:35,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:35,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:35,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:35,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:35,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:35,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:35,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:35,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:35,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:35,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:35,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:35,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:35,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:35,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:35,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:35,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:35,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:35,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:35,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:35,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:35,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:35,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:35,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:35,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:35,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:35,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:35,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:35,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:35,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:35,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:35,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:35,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:35,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:35,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:35,855 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:35,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:35,856 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:35,856 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:35,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:35,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:35,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:35,857 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:35,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:35,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:35,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:35,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:35,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:35,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:35,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:35,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:35,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:35,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:35,859 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:35,860 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:35,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:35,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:35,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:35,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:35,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:35,863 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:35,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:35,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:35,864 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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ab24122cfbae27f78ca86ca1d1162f9de3aff1954d8424bcfc24fa3959df5e7 [2021-11-23 15:04:36,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:36,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:36,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:36,169 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:36,170 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:36,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label27.c [2021-11-23 15:04:36,248 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data/da3a2e7e2/a0a81cc6cbaf4ca8b0569c94e42ae0d1/FLAGad266257d [2021-11-23 15:04:37,193 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:37,196 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/sv-benchmarks/c/eca-rers2012/Problem19_label27.c [2021-11-23 15:04:37,247 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data/da3a2e7e2/a0a81cc6cbaf4ca8b0569c94e42ae0d1/FLAGad266257d [2021-11-23 15:04:37,584 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data/da3a2e7e2/a0a81cc6cbaf4ca8b0569c94e42ae0d1 [2021-11-23 15:04:37,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:37,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:37,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:37,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:37,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:37,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:37,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27da203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37, skipping insertion in model container [2021-11-23 15:04:37,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:37,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:37,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:38,172 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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/sv-benchmarks/c/eca-rers2012/Problem19_label27.c[3867,3880] [2021-11-23 15:04:39,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:39,925 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:39,964 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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/sv-benchmarks/c/eca-rers2012/Problem19_label27.c[3867,3880] [2021-11-23 15:04:41,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:41,131 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:41,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41 WrapperNode [2021-11-23 15:04:41,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:41,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:41,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:41,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:41,143 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 15:04:41,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:42,349 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:04:42,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:42,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:42,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:42,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:42,359 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 15:04:42,360 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 15:04:42,608 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 15:04:42,624 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 15:04:43,193 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 15:04:43,255 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 15:04:43,407 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 15:04:43,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:43,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:43,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:43,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:43,590 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 15:04:43,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:43,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:43,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:43,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:43,739 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:43,740 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:52,605 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:52,718 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 15:04:52,724 INFO L158 Benchmark]: Toolchain (without parser) took 15134.01ms. Allocated memory was 88.1MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 42.2MB in the beginning and 1.7GB in the end (delta: -1.7GB). Peak memory consumption was 450.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,725 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 88.1MB. Free memory was 66.8MB in the beginning and 66.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:52,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3543.43ms. Allocated memory was 88.1MB in the beginning and 270.5MB in the end (delta: 182.5MB). Free memory was 41.9MB in the beginning and 171.6MB in the end (delta: -129.7MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,728 INFO L158 Benchmark]: Boogie Procedure Inliner took 1217.18ms. Allocated memory was 270.5MB in the beginning and 541.1MB in the end (delta: 270.5MB). Free memory was 171.6MB in the beginning and 347.4MB in the end (delta: -175.8MB). Peak memory consumption was 162.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,729 INFO L158 Benchmark]: Boogie Preprocessor took 1237.90ms. Allocated memory is still 541.1MB. Free memory was 347.4MB in the beginning and 297.7MB in the end (delta: 49.7MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,730 INFO L158 Benchmark]: RCFGBuilder took 9131.36ms. Allocated memory was 541.1MB in the beginning and 2.1GB in the end (delta: 1.6GB). Free memory was 297.3MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 256.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,740 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 88.1MB. Free memory was 66.8MB in the beginning and 66.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3543.43ms. Allocated memory was 88.1MB in the beginning and 270.5MB in the end (delta: 182.5MB). Free memory was 41.9MB in the beginning and 171.6MB in the end (delta: -129.7MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1217.18ms. Allocated memory was 270.5MB in the beginning and 541.1MB in the end (delta: 270.5MB). Free memory was 171.6MB in the beginning and 347.4MB in the end (delta: -175.8MB). Peak memory consumption was 162.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1237.90ms. Allocated memory is still 541.1MB. Free memory was 347.4MB in the beginning and 297.7MB in the end (delta: 49.7MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * RCFGBuilder took 9131.36ms. Allocated memory was 541.1MB in the beginning and 2.1GB in the end (delta: 1.6GB). Free memory was 297.3MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 256.2MB. 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 15:04:52,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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 6ab24122cfbae27f78ca86ca1d1162f9de3aff1954d8424bcfc24fa3959df5e7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:55,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:55,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:55,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:55,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:55,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:55,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:55,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:55,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:55,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:55,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:55,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:55,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:55,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:55,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:55,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:55,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:55,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:55,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:55,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:55,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:55,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:55,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:55,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:55,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:55,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:55,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:55,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:55,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:55,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:55,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:55,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:55,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:55,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:55,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:55,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:55,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:55,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:55,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:55,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:55,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:55,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:55,511 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:55,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:55,513 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:55,513 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:55,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:55,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:55,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:55,516 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:55,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:55,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:55,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:55,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:55,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:55,518 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:55,518 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:55,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:55,519 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:55,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:55,519 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:55,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:55,519 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:55,520 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:55,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:55,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:55,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:55,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:55,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:55,521 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:55,521 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:55,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:55,521 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:55,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:55,522 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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ab24122cfbae27f78ca86ca1d1162f9de3aff1954d8424bcfc24fa3959df5e7 [2021-11-23 15:04:55,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:55,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:55,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:55,970 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:55,970 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:55,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label27.c [2021-11-23 15:04:56,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data/b378cc980/242187b0b7fc49b7a7701233733e8f4c/FLAGc92c3e850 [2021-11-23 15:04:57,222 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:57,224 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/sv-benchmarks/c/eca-rers2012/Problem19_label27.c [2021-11-23 15:04:57,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data/b378cc980/242187b0b7fc49b7a7701233733e8f4c/FLAGc92c3e850 [2021-11-23 15:04:57,487 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/data/b378cc980/242187b0b7fc49b7a7701233733e8f4c [2021-11-23 15:04:57,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:57,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:57,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:57,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:57,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:57,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fccb116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57, skipping insertion in model container [2021-11-23 15:04:57,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:57,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:58,094 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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/sv-benchmarks/c/eca-rers2012/Problem19_label27.c[3867,3880] [2021-11-23 15:05:00,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:00,239 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:00,274 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_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/sv-benchmarks/c/eca-rers2012/Problem19_label27.c[3867,3880] [2021-11-23 15:05:01,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:01,536 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:01,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01 WrapperNode [2021-11-23 15:05:01,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:01,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:01,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:01,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:01,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:01,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:02,155 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:05:02,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:02,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:02,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:02,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:02,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:02,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:02,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:02,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:02,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:02,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:02,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:02,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:02,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:02,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:02,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:02,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:01" (1/1) ... [2021-11-23 15:05:02,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:02,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:02,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:02,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:02,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:02,976 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:02,978 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:05,568 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:05,626 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 15:06:05,631 INFO L158 Benchmark]: Toolchain (without parser) took 68137.58ms. Allocated memory was 60.8MB in the beginning and 843.1MB in the end (delta: 782.2MB). Free memory was 26.8MB in the beginning and 485.3MB in the end (delta: -458.4MB). Peak memory consumption was 365.1MB. Max. memory is 16.1GB. [2021-11-23 15:06:05,632 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:05,633 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4043.41ms. Allocated memory was 60.8MB in the beginning and 205.5MB in the end (delta: 144.7MB). Free memory was 26.7MB in the beginning and 96.2MB in the end (delta: -69.5MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:05,633 INFO L158 Benchmark]: Boogie Procedure Inliner took 616.76ms. Allocated memory was 205.5MB in the beginning and 402.7MB in the end (delta: 197.1MB). Free memory was 96.2MB in the beginning and 280.8MB in the end (delta: -184.7MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2021-11-23 15:06:05,634 INFO L158 Benchmark]: Boogie Preprocessor took 614.49ms. Allocated memory is still 402.7MB. Free memory was 280.8MB in the beginning and 259.3MB in the end (delta: 21.5MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2021-11-23 15:06:05,635 INFO L158 Benchmark]: RCFGBuilder took 62856.86ms. Allocated memory was 402.7MB in the beginning and 843.1MB in the end (delta: 440.4MB). Free memory was 259.3MB in the beginning and 485.3MB in the end (delta: -226.0MB). Peak memory consumption was 257.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:05,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4043.41ms. Allocated memory was 60.8MB in the beginning and 205.5MB in the end (delta: 144.7MB). Free memory was 26.7MB in the beginning and 96.2MB in the end (delta: -69.5MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 616.76ms. Allocated memory was 205.5MB in the beginning and 402.7MB in the end (delta: 197.1MB). Free memory was 96.2MB in the beginning and 280.8MB in the end (delta: -184.7MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 614.49ms. Allocated memory is still 402.7MB. Free memory was 280.8MB in the beginning and 259.3MB in the end (delta: 21.5MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. * RCFGBuilder took 62856.86ms. Allocated memory was 402.7MB in the beginning and 843.1MB in the end (delta: 440.4MB). Free memory was 259.3MB in the beginning and 485.3MB in the end (delta: -226.0MB). Peak memory consumption was 257.4MB. 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 15:06:05,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9ca9c5-36c6-4d8f-949b-2e94e24d83f2/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