./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/jain_5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/jain_5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB --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 51f18e80b5b0f6da04af12e6407c1afb08dc9b5e98545aeafa4f330f4ac3434e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:04:46,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:46,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:46,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:46,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:46,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:46,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:46,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:46,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:46,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:46,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:46,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:46,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:46,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:46,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:46,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:46,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:46,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:46,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:46,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:46,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:46,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:46,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:46,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:46,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:46,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:46,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:46,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:46,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:46,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:46,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:46,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:46,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:46,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:46,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:46,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:46,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:46,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:46,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:46,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:46,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:46,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:46,882 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:46,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:46,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:46,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:46,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:46,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:46,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:46,885 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:46,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:46,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:46,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:46,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:46,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:46,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:46,887 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:46,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:46,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:46,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:46,888 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:46,888 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:46,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:46,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:46,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:46,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:46,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:46,889 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:46,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:46,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:46,890 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_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51f18e80b5b0f6da04af12e6407c1afb08dc9b5e98545aeafa4f330f4ac3434e [2022-10-17 17:04:47,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:47,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:47,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:47,199 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:47,201 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:47,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/bitvector/jain_5-2.c [2022-10-17 17:04:47,287 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/data/66af73d29/df4ee1620a484eb08f244fb6717109ba/FLAGa246a723b [2022-10-17 17:04:47,786 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:47,787 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/sv-benchmarks/c/bitvector/jain_5-2.c [2022-10-17 17:04:47,795 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/data/66af73d29/df4ee1620a484eb08f244fb6717109ba/FLAGa246a723b [2022-10-17 17:04:48,280 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/data/66af73d29/df4ee1620a484eb08f244fb6717109ba [2022-10-17 17:04:48,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:48,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:48,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:48,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:48,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:48,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68b91365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48, skipping insertion in model container [2022-10-17 17:04:48,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:48,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:48,523 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_fcb85012-e68f-4359-ab7a-59a5ae5223c8/sv-benchmarks/c/bitvector/jain_5-2.c[665,678] [2022-10-17 17:04:48,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:48,560 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:48,576 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_fcb85012-e68f-4359-ab7a-59a5ae5223c8/sv-benchmarks/c/bitvector/jain_5-2.c[665,678] [2022-10-17 17:04:48,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:48,593 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:48,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48 WrapperNode [2022-10-17 17:04:48,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:48,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:48,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:48,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:48,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,634 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2022-10-17 17:04:48,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:48,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:48,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:48,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:48,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,661 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:48,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:48,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:48,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:48,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:48,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:48,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:48,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb85012-e68f-4359-ab7a-59a5ae5223c8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:48,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:48,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:48,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:48,829 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:48,830 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:48,959 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:48,993 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:48,993 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:04:48,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:48 BoogieIcfgContainer [2022-10-17 17:04:48,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:48,997 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:48,997 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:49,008 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:49,008 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:49,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:49,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-10-17 17:04:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-10-17 17:04:49,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:04:49,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:49,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:49,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:49,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:49,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-10-17 17:04:49,539 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-10-17 17:04:49,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:04:49,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:49,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:49,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:50,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:50,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2022-10-17 17:04:50,061 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-10-17 17:04:50,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:04:50,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:50,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:50,314 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:50,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2022-10-17 17:04:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2022-10-17 17:04:50,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:50,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:50,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:51,275 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:52,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:52,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2022-10-17 17:04:52,063 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2022-10-17 17:04:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:52,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:52,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:52,368 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:53,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:53,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2022-10-17 17:04:53,430 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2022-10-17 17:04:53,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:04:53,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:53,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:55,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 35 states and 62 transitions. [2022-10-17 17:04:55,216 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 62 transitions. [2022-10-17 17:04:55,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:04:55,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:55,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:55,708 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:57,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:57,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2022-10-17 17:04:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2022-10-17 17:04:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:04:57,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:57,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:59,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:59,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 47 states and 98 transitions. [2022-10-17 17:04:59,992 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 98 transitions. [2022-10-17 17:04:59,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:04:59,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:59,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 53 states and 119 transitions. [2022-10-17 17:05:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 119 transitions. [2022-10-17 17:05:02,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:05:02,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:02,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:03,959 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 59 states and 142 transitions. [2022-10-17 17:05:06,262 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 142 transitions. [2022-10-17 17:05:06,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:05:06,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:06,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:06,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:07,525 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:10,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 65 states and 167 transitions. [2022-10-17 17:05:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 167 transitions. [2022-10-17 17:05:10,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:05:10,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 71 states and 194 transitions. [2022-10-17 17:05:14,889 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 194 transitions. [2022-10-17 17:05:14,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:05:14,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:14,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:16,665 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:20,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:20,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 77 states and 223 transitions. [2022-10-17 17:05:20,426 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 223 transitions. [2022-10-17 17:05:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:05:20,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:20,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat