./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label53.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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/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 053df9010d5712277310e4ef905c5ec88d30ed5d93ad0429bc9d2f63ecfb87d7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:35,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:35,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:35,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:35,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:35,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:35,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:35,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:35,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:36,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:36,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:36,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:36,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:36,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:36,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:36,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:36,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:36,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:36,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:36,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:36,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:36,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:36,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:36,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:36,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:36,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:36,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:36,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:36,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:36,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:36,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:36,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:36,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:36,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:36,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:36,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:36,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:36,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:36,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:36,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:36,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:36,060 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:36,105 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:36,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:36,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:36,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:36,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:36,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:36,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:36,109 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:36,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:36,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:36,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:36,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:36,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:36,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:36,112 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:36,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:36,112 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:36,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:36,113 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:36,113 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:36,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:36,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:36,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:36,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:36,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:36,115 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:36,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:36,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:36,116 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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053df9010d5712277310e4ef905c5ec88d30ed5d93ad0429bc9d2f63ecfb87d7 [2021-11-23 15:03:36,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:36,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:36,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:36,485 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:36,486 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:36,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label53.c [2021-11-23 15:03:36,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data/09ee27121/77fa49e85c144bfa82b3bc5f3e2924e3/FLAG8141d9a6c [2021-11-23 15:03:37,483 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:37,484 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/sv-benchmarks/c/eca-rers2012/Problem12_label53.c [2021-11-23 15:03:37,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data/09ee27121/77fa49e85c144bfa82b3bc5f3e2924e3/FLAG8141d9a6c [2021-11-23 15:03:37,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data/09ee27121/77fa49e85c144bfa82b3bc5f3e2924e3 [2021-11-23 15:03:37,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:37,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:37,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:37,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:37,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:37,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:37" (1/1) ... [2021-11-23 15:03:37,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761b9733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:37, skipping insertion in model container [2021-11-23 15:03:37,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:37" (1/1) ... [2021-11-23 15:03:37,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:38,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:38,388 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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/sv-benchmarks/c/eca-rers2012/Problem12_label53.c[4245,4258] [2021-11-23 15:03:39,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:39,535 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:39,570 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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/sv-benchmarks/c/eca-rers2012/Problem12_label53.c[4245,4258] [2021-11-23 15:03:40,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:40,230 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:40,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40 WrapperNode [2021-11-23 15:03:40,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:40,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:40,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:40,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:40,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,646 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:03:40,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:40,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:40,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:40,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:40,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:41,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:41,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:41,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:41,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:41,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:41,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:41,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:41,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:41,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:41,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:41,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:41,348 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:41,350 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:45,821 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:45,881 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 15:03:45,886 INFO L158 Benchmark]: Toolchain (without parser) took 7925.71ms. Allocated memory was 109.1MB in the beginning and 417.3MB in the end (delta: 308.3MB). Free memory was 81.0MB in the beginning and 151.9MB in the end (delta: -70.9MB). Peak memory consumption was 238.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,886 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:45,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2270.52ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 80.7MB in the beginning and 67.2MB in the end (delta: 13.5MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 414.79ms. Allocated memory was 138.4MB in the beginning and 216.0MB in the end (delta: 77.6MB). Free memory was 67.2MB in the beginning and 115.8MB in the end (delta: -48.6MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,889 INFO L158 Benchmark]: Boogie Preprocessor took 464.60ms. Allocated memory is still 216.0MB. Free memory was 115.8MB in the beginning and 98.9MB in the end (delta: 16.9MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,889 INFO L158 Benchmark]: RCFGBuilder took 4770.75ms. Allocated memory was 216.0MB in the beginning and 417.3MB in the end (delta: 201.3MB). Free memory was 98.9MB in the beginning and 151.9MB in the end (delta: -53.0MB). Peak memory consumption was 149.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,893 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2270.52ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 80.7MB in the beginning and 67.2MB in the end (delta: 13.5MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 414.79ms. Allocated memory was 138.4MB in the beginning and 216.0MB in the end (delta: 77.6MB). Free memory was 67.2MB in the beginning and 115.8MB in the end (delta: -48.6MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 464.60ms. Allocated memory is still 216.0MB. Free memory was 115.8MB in the beginning and 98.9MB in the end (delta: 16.9MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. * RCFGBuilder took 4770.75ms. Allocated memory was 216.0MB in the beginning and 417.3MB in the end (delta: 201.3MB). Free memory was 98.9MB in the beginning and 151.9MB in the end (delta: -53.0MB). Peak memory consumption was 149.6MB. 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 15:03:45,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/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 053df9010d5712277310e4ef905c5ec88d30ed5d93ad0429bc9d2f63ecfb87d7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:48,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:48,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:48,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:48,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:48,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:48,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:48,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:48,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:48,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:48,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:48,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:48,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:48,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:48,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:48,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:48,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:48,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:48,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:48,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:48,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:48,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:48,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:48,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:48,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:48,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:48,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:48,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:48,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:48,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:48,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:48,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:48,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:48,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:48,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:48,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:48,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:48,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:48,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:48,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:48,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:48,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:48,513 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:48,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:48,514 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:48,514 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:48,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:48,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:48,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:48,516 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:48,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:48,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:48,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:48,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:48,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:48,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:48,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:48,517 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:48,517 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:48,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:48,518 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:48,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:48,518 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:48,518 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:48,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:48,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:48,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:48,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:48,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:48,520 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:48,520 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:48,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:48,520 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:48,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:48,521 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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053df9010d5712277310e4ef905c5ec88d30ed5d93ad0429bc9d2f63ecfb87d7 [2021-11-23 15:03:48,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:48,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:48,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:48,881 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:48,885 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:48,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label53.c [2021-11-23 15:03:48,958 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data/f7b412f1d/1f8c5628b94c4bf6831300f7b317ddff/FLAG5f59da9df [2021-11-23 15:03:49,929 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:49,930 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/sv-benchmarks/c/eca-rers2012/Problem12_label53.c [2021-11-23 15:03:49,971 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data/f7b412f1d/1f8c5628b94c4bf6831300f7b317ddff/FLAG5f59da9df [2021-11-23 15:03:50,407 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/data/f7b412f1d/1f8c5628b94c4bf6831300f7b317ddff [2021-11-23 15:03:50,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:50,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:50,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:50,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:50,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:50,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:50,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2559cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50, skipping insertion in model container [2021-11-23 15:03:50,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:50,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:50,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:50,806 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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/sv-benchmarks/c/eca-rers2012/Problem12_label53.c[4245,4258] [2021-11-23 15:03:51,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:51,953 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:51,989 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_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/sv-benchmarks/c/eca-rers2012/Problem12_label53.c[4245,4258] [2021-11-23 15:03:52,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:52,715 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:52,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52 WrapperNode [2021-11-23 15:03:52,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:52,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:52,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:52,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:52,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:52,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,100 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:03:53,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:53,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:53,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:53,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:53,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:53,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:53,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:53,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:53,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:52" (1/1) ... [2021-11-23 15:03:53,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:53,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:53,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:53,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:53,827 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:53,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:21,721 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:21,778 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 15:04:21,783 INFO L158 Benchmark]: Toolchain (without parser) took 31371.58ms. Allocated memory was 60.8MB in the beginning and 323.0MB in the end (delta: 262.1MB). Free memory was 36.7MB in the beginning and 185.0MB in the end (delta: -148.2MB). Peak memory consumption was 176.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:21,784 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:21,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2318.29ms. Allocated memory was 60.8MB in the beginning and 113.2MB in the end (delta: 52.4MB). Free memory was 36.6MB in the beginning and 64.6MB in the end (delta: -28.0MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:21,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 406.39ms. Allocated memory is still 113.2MB. Free memory was 64.6MB in the beginning and 47.1MB in the end (delta: 17.5MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:21,787 INFO L158 Benchmark]: Boogie Preprocessor took 398.40ms. Allocated memory is still 113.2MB. Free memory was 47.1MB in the beginning and 35.7MB in the end (delta: 11.4MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:21,788 INFO L158 Benchmark]: RCFGBuilder took 28244.26ms. Allocated memory was 113.2MB in the beginning and 323.0MB in the end (delta: 209.7MB). Free memory was 35.6MB in the beginning and 185.0MB in the end (delta: -149.4MB). Peak memory consumption was 122.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:21,792 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2318.29ms. Allocated memory was 60.8MB in the beginning and 113.2MB in the end (delta: 52.4MB). Free memory was 36.6MB in the beginning and 64.6MB in the end (delta: -28.0MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 406.39ms. Allocated memory is still 113.2MB. Free memory was 64.6MB in the beginning and 47.1MB in the end (delta: 17.5MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 398.40ms. Allocated memory is still 113.2MB. Free memory was 47.1MB in the beginning and 35.7MB in the end (delta: 11.4MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * RCFGBuilder took 28244.26ms. Allocated memory was 113.2MB in the beginning and 323.0MB in the end (delta: 209.7MB). Free memory was 35.6MB in the beginning and 185.0MB in the end (delta: -149.4MB). Peak memory consumption was 122.4MB. 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 15:04:21,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d8b353-d6c7-4a96-8d86-d038d6518a3c/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