./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ --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 67ba03b1786c728dbaddab71ca980ce001d9d1111eb047fe11f8793d1ddf2711 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:20:56,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:20:56,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:20:56,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:20:56,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:20:56,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:20:56,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:20:56,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:20:56,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:20:56,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:20:56,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:20:56,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:20:56,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:20:56,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:20:56,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:20:56,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:20:56,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:20:56,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:20:56,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:20:56,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:20:56,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:20:56,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:20:56,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:20:56,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:20:56,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:20:56,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:20:56,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:20:56,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:20:56,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:20:56,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:20:56,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:20:56,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:20:56,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:20:56,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:20:56,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:20:56,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:20:56,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:20:56,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:20:56,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:20:56,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:20:56,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:20:56,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:20:56,348 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:20:56,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:20:56,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:20:56,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:20:56,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:20:56,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:20:56,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:20:56,352 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:20:56,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:20:56,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:20:56,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:20:56,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:20:56,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:20:56,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:20:56,360 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:20:56,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:20:56,361 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:20:56,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:20:56,361 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:20:56,361 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:20:56,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:20:56,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:20:56,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:20:56,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:20:56,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:20:56,363 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:20:56,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:20:56,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:20:56,363 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_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67ba03b1786c728dbaddab71ca980ce001d9d1111eb047fe11f8793d1ddf2711 [2021-11-22 23:20:56,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:20:56,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:20:56,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:20:56,680 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:20:56,681 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:20:56,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem14_label37.c [2021-11-22 23:20:56,766 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data/d45f58e16/ea8838ba2ea14627ba0196aba9507cdd/FLAGac5c08d5f [2021-11-22 23:20:57,362 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:20:57,362 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/sv-benchmarks/c/eca-rers2012/Problem14_label37.c [2021-11-22 23:20:57,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data/d45f58e16/ea8838ba2ea14627ba0196aba9507cdd/FLAGac5c08d5f [2021-11-22 23:20:57,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data/d45f58e16/ea8838ba2ea14627ba0196aba9507cdd [2021-11-22 23:20:57,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:20:57,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:20:57,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:20:57,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:20:57,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:20:57,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:20:57" (1/1) ... [2021-11-22 23:20:57,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f81714b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:57, skipping insertion in model container [2021-11-22 23:20:57,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:20:57" (1/1) ... [2021-11-22 23:20:57,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:20:57,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:20:57,938 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_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/sv-benchmarks/c/eca-rers2012/Problem14_label37.c[2094,2107] [2021-11-22 23:20:58,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:20:58,275 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:20:58,307 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_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/sv-benchmarks/c/eca-rers2012/Problem14_label37.c[2094,2107] [2021-11-22 23:20:58,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:20:58,426 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:20:58,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58 WrapperNode [2021-11-22 23:20:58,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:20:58,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:20:58,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:20:58,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:20:58,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,542 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-22 23:20:58,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:20:58,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:20:58,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:20:58,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:20:58,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:20:58,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:20:58,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:20:58,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:20:58,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:58" (1/1) ... [2021-11-22 23:20:58,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:20:58,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:20:58,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:20:58,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:20:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:20:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:20:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:20:58,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:20:58,840 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:20:58,841 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:21:00,261 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:21:03,329 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:21:03,329 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:21:03,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:03 BoogieIcfgContainer [2021-11-22 23:21:03,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:21:03,333 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:21:03,333 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:21:03,344 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:21:03,344 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:03" (1/1) ... [2021-11-22 23:21:03,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:21:03,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:03,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2021-11-22 23:21:03,410 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-11-22 23:21:03,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:21:03,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:03,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:03,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2021-11-22 23:21:03,648 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2021-11-22 23:21:03,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:21:03,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:03,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:03,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:04,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:04,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2021-11-22 23:21:04,489 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2021-11-22 23:21:04,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:21:04,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:04,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2021-11-22 23:21:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2021-11-22 23:21:06,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:21:06,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:06,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:07,313 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:07,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:07,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:21:07,621 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:21:07,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:21:07,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:07,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:08,784 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:09,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2021-11-22 23:21:09,827 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2021-11-22 23:21:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:21:09,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:09,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:11,014 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:11,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 72 transitions. [2021-11-22 23:21:11,798 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2021-11-22 23:21:11,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:21:11,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:14,807 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:16,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2021-11-22 23:21:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2021-11-22 23:21:16,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:21:16,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:16,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:22,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:22,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 104 transitions. [2021-11-22 23:21:22,633 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2021-11-22 23:21:22,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:21:22,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:22,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:59,663 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:04,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:04,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 70 states and 146 transitions. [2021-11-22 23:23:04,038 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 146 transitions. [2021-11-22 23:23:04,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:23:04,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:04,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:34,427 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:34,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:34,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 73 states and 151 transitions. [2021-11-22 23:24:34,907 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 151 transitions. [2021-11-22 23:24:34,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:24:34,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:34,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:38,779 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:41,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:41,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 85 states and 182 transitions. [2021-11-22 23:24:41,890 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 182 transitions. [2021-11-22 23:24:41,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:24:41,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:41,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:55,391 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:59,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 97 states and 200 transitions. [2021-11-22 23:24:59,501 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 200 transitions. [2021-11-22 23:24:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:24:59,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:59,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,456 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 105 states and 223 transitions. [2021-11-22 23:25:14,154 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 223 transitions. [2021-11-22 23:25:14,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:25:14,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:33,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 118 states and 247 transitions. [2021-11-22 23:25:33,684 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 247 transitions. [2021-11-22 23:25:33,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:25:33,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,169 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 122 states and 254 transitions. [2021-11-22 23:25:48,444 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 254 transitions. [2021-11-22 23:25:48,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:25:48,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:56,827 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:02,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:02,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 137 states and 284 transitions. [2021-11-22 23:27:02,632 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 284 transitions. [2021-11-22 23:27:02,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:27:02,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:02,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:10,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:10,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 141 states and 293 transitions. [2021-11-22 23:28:10,240 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 293 transitions. [2021-11-22 23:28:10,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:28:10,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:10,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,891 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 153 states and 314 transitions. [2021-11-22 23:28:41,143 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 314 transitions. [2021-11-22 23:28:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:28:41,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,944 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:06,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 160 states and 322 transitions. [2021-11-22 23:29:06,397 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 322 transitions. [2021-11-22 23:29:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:29:06,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:30:10,463 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:31:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:31:36,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:31:36,609 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:31:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-22 23:31:47,140 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2021-11-22 23:31:47,143 INFO L158 Benchmark]: Toolchain (without parser) took 649561.74ms. Allocated memory was 90.2MB in the beginning and 4.0GB in the end (delta: 3.9GB). Free memory was 54.0MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-11-22 23:31:47,144 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 62.1MB in the beginning and 62.0MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:31:47,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.86ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.8MB in the beginning and 69.0MB in the end (delta: -15.1MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-22 23:31:47,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.27ms. Allocated memory is still 115.3MB. Free memory was 69.0MB in the beginning and 59.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:31:47,145 INFO L158 Benchmark]: Boogie Preprocessor took 134.68ms. Allocated memory is still 115.3MB. Free memory was 59.3MB in the beginning and 53.6MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:31:47,146 INFO L158 Benchmark]: RCFGBuilder took 4653.42ms. Allocated memory was 115.3MB in the beginning and 465.6MB in the end (delta: 350.2MB). Free memory was 53.6MB in the beginning and 256.7MB in the end (delta: -203.1MB). Peak memory consumption was 150.5MB. Max. memory is 16.1GB. [2021-11-22 23:31:47,146 INFO L158 Benchmark]: CodeCheck took 643809.20ms. Allocated memory was 465.6MB in the beginning and 4.0GB in the end (delta: 3.6GB). Free memory was 256.7MB in the beginning and 1.8GB in the end (delta: -1.5GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2021-11-22 23:31:47,149 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 62.1MB in the beginning and 62.0MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.86ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.8MB in the beginning and 69.0MB in the end (delta: -15.1MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.27ms. Allocated memory is still 115.3MB. Free memory was 69.0MB in the beginning and 59.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.68ms. Allocated memory is still 115.3MB. Free memory was 59.3MB in the beginning and 53.6MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4653.42ms. Allocated memory was 115.3MB in the beginning and 465.6MB in the end (delta: 350.2MB). Free memory was 53.6MB in the beginning and 256.7MB in the end (delta: -203.1MB). Peak memory consumption was 150.5MB. Max. memory is 16.1GB. * CodeCheck took 643809.20ms. Allocated memory was 465.6MB in the beginning and 4.0GB in the end (delta: 3.6GB). Free memory was 256.7MB in the beginning and 1.8GB in the end (delta: -1.5GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:31:47,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/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_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ --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 67ba03b1786c728dbaddab71ca980ce001d9d1111eb047fe11f8793d1ddf2711 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:31:49,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:31:49,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:31:49,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:31:49,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:31:49,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:31:49,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:31:49,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:31:49,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:31:49,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:31:49,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:31:49,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:31:49,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:31:49,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:31:49,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:31:49,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:31:49,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:31:49,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:31:49,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:31:49,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:31:49,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:31:49,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:31:49,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:31:49,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:31:49,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:31:49,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:31:49,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:31:49,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:31:49,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:31:49,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:31:49,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:31:49,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:31:49,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:31:49,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:31:49,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:31:49,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:31:49,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:31:49,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:31:49,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:31:49,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:31:49,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:31:49,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:31:49,911 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:31:49,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:31:49,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:31:49,913 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:31:49,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:31:49,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:31:49,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:31:49,915 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:31:49,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:31:49,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:31:49,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:31:49,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:31:49,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:31:49,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:31:49,918 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:31:49,918 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:31:49,918 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:31:49,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:31:49,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:31:49,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:31:49,919 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:31:49,919 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:31:49,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:31:49,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:31:49,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:31:49,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:31:49,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:31:49,921 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:31:49,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:31:49,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:31:49,921 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:31:49,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:31:49,922 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_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67ba03b1786c728dbaddab71ca980ce001d9d1111eb047fe11f8793d1ddf2711 [2021-11-22 23:31:50,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:31:50,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:31:50,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:31:50,313 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:31:50,315 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:31:50,317 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem14_label37.c [2021-11-22 23:31:50,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data/38d70e992/79442051da3c4d83a9d2ab559f75c41a/FLAG995029096 [2021-11-22 23:31:51,118 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:31:51,121 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/sv-benchmarks/c/eca-rers2012/Problem14_label37.c [2021-11-22 23:31:51,138 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data/38d70e992/79442051da3c4d83a9d2ab559f75c41a/FLAG995029096 [2021-11-22 23:31:51,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/data/38d70e992/79442051da3c4d83a9d2ab559f75c41a [2021-11-22 23:31:51,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:31:51,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:31:51,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:31:51,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:31:51,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:31:51,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:31:51" (1/1) ... [2021-11-22 23:31:51,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7890244e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:51, skipping insertion in model container [2021-11-22 23:31:51,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:31:51" (1/1) ... [2021-11-22 23:31:51,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:31:51,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:31:51,582 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_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/sv-benchmarks/c/eca-rers2012/Problem14_label37.c[2094,2107] [2021-11-22 23:31:51,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:31:51,900 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:31:51,932 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_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/sv-benchmarks/c/eca-rers2012/Problem14_label37.c[2094,2107] [2021-11-22 23:31:52,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:31:52,159 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:31:52,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52 WrapperNode [2021-11-22 23:31:52,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:31:52,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:31:52,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:31:52,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:31:52,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,276 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 856 [2021-11-22 23:31:52,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:31:52,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:31:52,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:31:52,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:31:52,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:31:52,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:31:52,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:31:52,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:31:52,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:31:52" (1/1) ... [2021-11-22 23:31:52,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:31:52,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:31:52,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:31:52,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:31:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:31:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:31:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:31:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:31:52,580 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:31:52,582 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:31:55,943 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:31:58,904 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:31:58,904 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:31:58,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:31:58 BoogieIcfgContainer [2021-11-22 23:31:58,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:31:58,910 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:31:58,911 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:31:58,921 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:31:58,921 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:31:58" (1/1) ... [2021-11-22 23:31:58,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:31:59,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2021-11-22 23:31:59,022 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-11-22 23:31:59,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:31:59,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,068 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2021-11-22 23:31:59,072 INFO L158 Benchmark]: Toolchain (without parser) took 7737.24ms. Allocated memory was 58.7MB in the beginning and 614.5MB in the end (delta: 555.7MB). Free memory was 34.3MB in the beginning and 497.6MB in the end (delta: -463.3MB). Peak memory consumption was 92.4MB. Max. memory is 16.1GB. [2021-11-22 23:31:59,073 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:31:59,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.86ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 34.1MB in the beginning and 46.4MB in the end (delta: -12.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2021-11-22 23:31:59,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.74ms. Allocated memory is still 75.5MB. Free memory was 46.4MB in the beginning and 39.8MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:31:59,075 INFO L158 Benchmark]: Boogie Preprocessor took 90.98ms. Allocated memory is still 75.5MB. Free memory was 39.8MB in the beginning and 34.8MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:31:59,076 INFO L158 Benchmark]: RCFGBuilder took 6540.22ms. Allocated memory was 75.5MB in the beginning and 614.5MB in the end (delta: 539.0MB). Free memory was 34.8MB in the beginning and 503.9MB in the end (delta: -469.1MB). Peak memory consumption was 153.4MB. Max. memory is 16.1GB. [2021-11-22 23:31:59,077 INFO L158 Benchmark]: CodeCheck took 160.01ms. Allocated memory is still 614.5MB. Free memory was 503.9MB in the beginning and 497.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:31:59,081 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.86ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 34.1MB in the beginning and 46.4MB in the end (delta: -12.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.74ms. Allocated memory is still 75.5MB. Free memory was 46.4MB in the beginning and 39.8MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.98ms. Allocated memory is still 75.5MB. Free memory was 39.8MB in the beginning and 34.8MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 6540.22ms. Allocated memory was 75.5MB in the beginning and 614.5MB in the end (delta: 539.0MB). Free memory was 34.8MB in the beginning and 503.9MB in the end (delta: -469.1MB). Peak memory consumption was 153.4MB. Max. memory is 16.1GB. * CodeCheck took 160.01ms. Allocated memory is still 614.5MB. Free memory was 503.9MB in the beginning and 497.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:31:59,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ab9a47-60e0-4f1e-8668-ebbc6190fa3f/bin/ukojak-LBtLqBUTdQ/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: SMTLIBException: Sort BitVec not declared