./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive/recHanoi02-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/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_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive/recHanoi02-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d379c583eb269678169316efe01a55df7fa26acebe2991472725b0afcb2879ab --- 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 16:41:42,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:42,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:42,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:42,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:42,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:42,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:42,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:42,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:42,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:42,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:42,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:42,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:42,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:42,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:42,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:42,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:42,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:42,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:42,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:42,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:42,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:42,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:42,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:42,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:42,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:42,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:42,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:42,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:42,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:42,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:42,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:42,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:42,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:42,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:42,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:42,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:42,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:42,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:42,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:42,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:42,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:41:42,795 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:42,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:42,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:42,796 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:42,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:42,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:42,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:42,798 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:42,798 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:41:42,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:42,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:42,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:42,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:42,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:42,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:42,799 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:41:42,799 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:42,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:42,800 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:42,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:42,800 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:42,800 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:42,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:42,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:42,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:42,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:42,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:42,801 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:42,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:42,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:42,802 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_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d379c583eb269678169316efe01a55df7fa26acebe2991472725b0afcb2879ab [2022-10-17 16:41:43,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:43,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:43,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:43,107 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:43,108 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:43,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/recursive/recHanoi02-2.c [2022-10-17 16:41:43,210 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/data/41cd1f13e/fa144763e9cb4f4e81969496061620dc/FLAG4931c2ef7 [2022-10-17 16:41:43,703 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:43,704 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/sv-benchmarks/c/recursive/recHanoi02-2.c [2022-10-17 16:41:43,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/data/41cd1f13e/fa144763e9cb4f4e81969496061620dc/FLAG4931c2ef7 [2022-10-17 16:41:44,029 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/data/41cd1f13e/fa144763e9cb4f4e81969496061620dc [2022-10-17 16:41:44,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:44,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:44,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:44,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:44,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:44,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5682331b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44, skipping insertion in model container [2022-10-17 16:41:44,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:44,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:44,257 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_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/sv-benchmarks/c/recursive/recHanoi02-2.c[839,852] [2022-10-17 16:41:44,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:44,268 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:44,291 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_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/sv-benchmarks/c/recursive/recHanoi02-2.c[839,852] [2022-10-17 16:41:44,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:44,307 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:44,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44 WrapperNode [2022-10-17 16:41:44,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:44,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:44,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:44,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:44,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,351 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2022-10-17 16:41:44,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:44,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:44,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:44,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:44,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,384 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:44,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:44,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:44,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:44,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:44,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:44,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:44,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4f2ad6-ffe6-43cb-93c9-b9fbb2d04a2d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:44,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:44,494 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2022-10-17 16:41:44,494 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2022-10-17 16:41:44,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:44,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:44,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:44,565 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:44,568 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:44,697 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:44,722 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:44,722 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:41:44,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:44 BoogieIcfgContainer [2022-10-17 16:41:44,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:44,726 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:44,726 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:44,737 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:44,737 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:44,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:44,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2022-10-17 16:41:44,819 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2022-10-17 16:41:44,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:41:44,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:44,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:45,031 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 16:41:45,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:45,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 30 transitions. [2022-10-17 16:41:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-10-17 16:41:45,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:41:45,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:45,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:45,302 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 16:41:45,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:45,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 35 transitions. [2022-10-17 16:41:45,555 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-10-17 16:41:45,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:41:45,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:45,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:45,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 30 transitions. [2022-10-17 16:41:45,815 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-10-17 16:41:45,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:41:45,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:45,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 35 transitions. [2022-10-17 16:41:46,199 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-10-17 16:41:46,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:41:46,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 41 transitions. [2022-10-17 16:41:46,473 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2022-10-17 16:41:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:41:46,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:46,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 42 transitions. [2022-10-17 16:41:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2022-10-17 16:41:46,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:41:46,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:46,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 43 transitions. [2022-10-17 16:41:46,710 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2022-10-17 16:41:46,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:46,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,841 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:47,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 48 transitions. [2022-10-17 16:41:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2022-10-17 16:41:47,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:47,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:47,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:47,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:47,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 49 transitions. [2022-10-17 16:41:47,127 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2022-10-17 16:41:47,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:41:47,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:47,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:47,268 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:47,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 54 transitions. [2022-10-17 16:41:47,494 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2022-10-17 16:41:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:41:47,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:47,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:47,596 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:41:47,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 60 transitions. [2022-10-17 16:41:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2022-10-17 16:41:47,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:41:47,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:47,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:47,948 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:41:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 66 transitions. [2022-10-17 16:41:48,350 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2022-10-17 16:41:48,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:41:48,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:41:48,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 65 transitions. [2022-10-17 16:41:48,603 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 65 transitions. [2022-10-17 16:41:48,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:41:48,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:49,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 62 states and 70 transitions. [2022-10-17 16:41:49,053 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2022-10-17 16:41:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:41:49,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,115 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:41:49,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 61 states and 69 transitions. [2022-10-17 16:41:49,339 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2022-10-17 16:41:49,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:41:49,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 74 transitions. [2022-10-17 16:41:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2022-10-17 16:41:49,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:41:49,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:41:50,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:50,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 73 states and 82 transitions. [2022-10-17 16:41:50,469 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2022-10-17 16:41:50,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:41:50,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:50,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:50,629 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:41:50,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:50,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 73 transitions. [2022-10-17 16:41:50,889 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2022-10-17 16:41:50,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:41:50,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:50,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:51,085 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:51,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 72 states and 78 transitions. [2022-10-17 16:41:51,409 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2022-10-17 16:41:51,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:51,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:51,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:51,652 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 83 transitions. [2022-10-17 16:41:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2022-10-17 16:41:51,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:41:51,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:51,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:52,183 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-10-17 16:41:52,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:52,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 84 states and 91 transitions. [2022-10-17 16:41:52,669 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2022-10-17 16:41:52,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:52,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:52,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:52,899 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:53,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:53,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 89 states and 96 transitions. [2022-10-17 16:41:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 96 transitions. [2022-10-17 16:41:53,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:41:53,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:53,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:53,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-10-17 16:41:54,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:54,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 96 states and 104 transitions. [2022-10-17 16:41:54,058 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 104 transitions. [2022-10-17 16:41:54,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:41:54,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:54,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:54,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:54,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 101 states and 109 transitions. [2022-10-17 16:41:54,746 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 109 transitions. [2022-10-17 16:41:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:41:54,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:54,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:55,024 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:55,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:55,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 106 states and 114 transitions. [2022-10-17 16:41:55,461 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 114 transitions. [2022-10-17 16:41:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:41:55,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:55,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:55,706 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-10-17 16:41:56,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 113 states and 122 transitions. [2022-10-17 16:41:56,394 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 122 transitions. [2022-10-17 16:41:56,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:41:56,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:56,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:56,732 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 118 states and 127 transitions. [2022-10-17 16:41:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 127 transitions. [2022-10-17 16:41:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:41:57,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:57,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:57,565 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:58,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:58,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 123 states and 132 transitions. [2022-10-17 16:41:58,073 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2022-10-17 16:41:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:41:58,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:58,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-10-17 16:41:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:59,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 130 states and 140 transitions. [2022-10-17 16:41:59,224 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2022-10-17 16:41:59,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:41:59,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:59,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:59,572 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 135 states and 145 transitions. [2022-10-17 16:42:00,067 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 145 transitions. [2022-10-17 16:42:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:42:00,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-10-17 16:42:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 142 states and 153 transitions. [2022-10-17 16:42:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 153 transitions. [2022-10-17 16:42:01,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:42:01,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:01,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:01,660 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:02,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 147 states and 158 transitions. [2022-10-17 16:42:02,164 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 158 transitions. [2022-10-17 16:42:02,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:42:02,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:03,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 152 states and 163 transitions. [2022-10-17 16:42:03,076 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 163 transitions. [2022-10-17 16:42:03,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:42:03,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:03,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,466 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-10-17 16:42:04,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:04,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 159 states and 171 transitions. [2022-10-17 16:42:04,260 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 171 transitions. [2022-10-17 16:42:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:42:04,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:04,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:04,710 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:05,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 164 states and 176 transitions. [2022-10-17 16:42:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 176 transitions. [2022-10-17 16:42:05,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:42:05,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:05,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,784 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:06,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:06,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 169 states and 181 transitions. [2022-10-17 16:42:06,322 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 181 transitions. [2022-10-17 16:42:06,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:42:06,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:06,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-10-17 16:42:07,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 176 states and 189 transitions. [2022-10-17 16:42:07,752 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 189 transitions. [2022-10-17 16:42:07,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:42:07,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,270 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:08,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:08,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 181 states and 194 transitions. [2022-10-17 16:42:08,869 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 194 transitions. [2022-10-17 16:42:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:42:08,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:08,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:10,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:10,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 186 states and 199 transitions. [2022-10-17 16:42:10,150 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 199 transitions. [2022-10-17 16:42:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-10-17 16:42:10,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:10,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:10,636 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 0 proven. 355 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2022-10-17 16:42:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 193 states and 207 transitions. [2022-10-17 16:42:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 207 transitions. [2022-10-17 16:42:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:42:11,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat