./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/recHanoi02-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/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_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/recHanoi02-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/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 64bit --witnessprinter.graph.data.programhash fc483b08189ee3c98902d05e6dbaf5e8d67294309bb86f0f1cb0c68cd8f4471f --- 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 16:50:33,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:33,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:33,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:33,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:33,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:33,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:33,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:33,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:33,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:33,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:33,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:33,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:33,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:33,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:33,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:33,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:33,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:33,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:33,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:33,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:33,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:33,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:33,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:33,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:33,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:33,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:33,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:33,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:33,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:33,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:33,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:33,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:33,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:33,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:33,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:33,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:33,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:33,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:33,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:33,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:33,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:50:33,588 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:33,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:33,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:33,590 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:33,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:33,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:33,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:33,591 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:50:33,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:33,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:33,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:33,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:33,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:33,593 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:50:33,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:33,593 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:33,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:33,594 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:33,594 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:33,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:33,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:33,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:33,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:33,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:33,596 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:33,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:33,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:33,596 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_c47eee1b-4224-42dc-9537-8338b3fcc916/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc483b08189ee3c98902d05e6dbaf5e8d67294309bb86f0f1cb0c68cd8f4471f [2022-10-17 16:50:33,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:33,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:33,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:33,954 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:33,955 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:33,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-numeric/recHanoi02-1.c [2022-10-17 16:50:34,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/data/e7ea82dfd/0606a77a111f4b018b3e2bda70ab2589/FLAG7b54c433b [2022-10-17 16:50:34,533 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:34,534 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/sv-benchmarks/c/termination-numeric/recHanoi02-1.c [2022-10-17 16:50:34,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/data/e7ea82dfd/0606a77a111f4b018b3e2bda70ab2589/FLAG7b54c433b [2022-10-17 16:50:34,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/data/e7ea82dfd/0606a77a111f4b018b3e2bda70ab2589 [2022-10-17 16:50:34,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:34,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:34,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:34,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:34,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:34,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:34" (1/1) ... [2022-10-17 16:50:34,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb12fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:34, skipping insertion in model container [2022-10-17 16:50:34,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:34" (1/1) ... [2022-10-17 16:50:34,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:34,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:35,119 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_c47eee1b-4224-42dc-9537-8338b3fcc916/sv-benchmarks/c/termination-numeric/recHanoi02-1.c[769,782] [2022-10-17 16:50:35,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:35,134 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:35,155 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_c47eee1b-4224-42dc-9537-8338b3fcc916/sv-benchmarks/c/termination-numeric/recHanoi02-1.c[769,782] [2022-10-17 16:50:35,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:35,171 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:35,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35 WrapperNode [2022-10-17 16:50:35,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:35,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:35,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:35,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:35,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,212 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2022-10-17 16:50:35,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:35,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:35,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:35,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:35,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,246 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:35,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:35,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:35,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:35,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:35,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:35,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:35,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c47eee1b-4224-42dc-9537-8338b3fcc916/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2022-10-17 16:50:35,369 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2022-10-17 16:50:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:35,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:35,438 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:35,441 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:35,580 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:35,604 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:35,604 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:50:35,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:35 BoogieIcfgContainer [2022-10-17 16:50:35,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:50:35,608 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:50:35,609 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:50:35,620 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:50:35,620 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:35" (1/1) ... [2022-10-17 16:50:35,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:50:35,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:35,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2022-10-17 16:50:35,691 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2022-10-17 16:50:35,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:50:35,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:35,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:35,887 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 16:50:36,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:36,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 30 transitions. [2022-10-17 16:50:36,031 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-10-17 16:50:36,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:50:36,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:36,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:36,179 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 16:50:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:36,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 35 transitions. [2022-10-17 16:50:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-10-17 16:50:36,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:50:36,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:36,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:36,556 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 16:50:36,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:36,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 30 transitions. [2022-10-17 16:50:36,659 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-10-17 16:50:36,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:36,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:36,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:36,833 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 16:50:37,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:37,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 35 transitions. [2022-10-17 16:50:37,033 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-10-17 16:50:37,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:37,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:37,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:37,154 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 16:50:37,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:37,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 41 transitions. [2022-10-17 16:50:37,236 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2022-10-17 16:50:37,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:37,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:37,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:37,327 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 16:50:37,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:37,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 42 transitions. [2022-10-17 16:50:37,342 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2022-10-17 16:50:37,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:50:37,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:37,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:37,486 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 16:50:37,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:37,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 47 transitions. [2022-10-17 16:50:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-10-17 16:50:37,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:50:37,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:37,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:37,736 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 16:50:37,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:37,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 48 transitions. [2022-10-17 16:50:37,762 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2022-10-17 16:50:37,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:50:37,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:37,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:37,827 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 16:50:37,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:37,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 49 transitions. [2022-10-17 16:50:37,844 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2022-10-17 16:50:37,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:50:37,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:37,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:38,010 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 16:50:38,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:38,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 54 transitions. [2022-10-17 16:50:38,266 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2022-10-17 16:50:38,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:50:38,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:38,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:38,364 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 16:50:38,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:38,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 60 transitions. [2022-10-17 16:50:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2022-10-17 16:50:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:50:38,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:38,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:38,706 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 16:50:39,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:39,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 66 transitions. [2022-10-17 16:50:39,144 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2022-10-17 16:50:39,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:50:39,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:39,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:39,343 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 16:50:39,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 63 states and 71 transitions. [2022-10-17 16:50:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2022-10-17 16:50:39,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:50:39,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:39,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:39,657 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:50:39,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:39,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 62 states and 70 transitions. [2022-10-17 16:50:39,856 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2022-10-17 16:50:39,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:50:39,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:39,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:39,921 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:50:40,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:40,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 61 states and 69 transitions. [2022-10-17 16:50:40,153 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2022-10-17 16:50:40,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:50:40,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:40,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:40,370 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 16:50:40,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:40,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 74 transitions. [2022-10-17 16:50:40,672 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2022-10-17 16:50:40,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:50:40,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:40,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:40,838 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 16:50:41,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 73 states and 82 transitions. [2022-10-17 16:50:41,378 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2022-10-17 16:50:41,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:50:41,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,547 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 16:50:41,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 73 transitions. [2022-10-17 16:50:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2022-10-17 16:50:41,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:50:41,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:42,024 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 16:50:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 72 states and 78 transitions. [2022-10-17 16:50:42,354 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2022-10-17 16:50:42,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:50:42,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:42,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:42,575 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 16:50:42,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:42,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 83 transitions. [2022-10-17 16:50:42,921 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2022-10-17 16:50:42,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:50:42,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:42,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:43,100 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:50:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:43,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 84 states and 91 transitions. [2022-10-17 16:50:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2022-10-17 16:50:43,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:50:43,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:44,019 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 16:50:44,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:44,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 89 states and 96 transitions. [2022-10-17 16:50:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 96 transitions. [2022-10-17 16:50:44,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:50:44,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:44,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:44,594 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-10-17 16:50:45,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:45,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 96 states and 104 transitions. [2022-10-17 16:50:45,184 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 104 transitions. [2022-10-17 16:50:45,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:50:45,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:45,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:45,457 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 16:50:45,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:45,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 101 states and 109 transitions. [2022-10-17 16:50:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 109 transitions. [2022-10-17 16:50:45,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:50:45,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:45,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,169 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 16:50:46,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:46,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 106 states and 114 transitions. [2022-10-17 16:50:46,591 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 114 transitions. [2022-10-17 16:50:46,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:50:46,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:46,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,862 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 16:50:47,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:47,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 113 states and 122 transitions. [2022-10-17 16:50:47,553 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 122 transitions. [2022-10-17 16:50:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:50:47,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:47,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:47,886 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 16:50:48,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:48,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 118 states and 127 transitions. [2022-10-17 16:50:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 127 transitions. [2022-10-17 16:50:48,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:50:48,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:48,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:48,693 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 16:50:49,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:49,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 123 states and 132 transitions. [2022-10-17 16:50:49,171 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2022-10-17 16:50:49,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:50:49,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:49,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:49,506 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-10-17 16:50:50,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:50,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 130 states and 140 transitions. [2022-10-17 16:50:50,233 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2022-10-17 16:50:50,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:50:50,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:50,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:50,619 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 16:50:51,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:51,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 135 states and 145 transitions. [2022-10-17 16:50:51,077 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 145 transitions. [2022-10-17 16:50:51,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:50:51,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:51,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:51,424 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 16:50:52,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:52,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 142 states and 153 transitions. [2022-10-17 16:50:52,198 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 153 transitions. [2022-10-17 16:50:52,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:50:52,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:52,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:52,594 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 16:50:53,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:53,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 147 states and 158 transitions. [2022-10-17 16:50:53,087 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 158 transitions. [2022-10-17 16:50:53,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:50:53,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:53,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:53,498 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 16:50:54,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 152 states and 163 transitions. [2022-10-17 16:50:54,132 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 163 transitions. [2022-10-17 16:50:54,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:50:54,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:54,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:54,493 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-10-17 16:50:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:55,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 159 states and 171 transitions. [2022-10-17 16:50:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 171 transitions. [2022-10-17 16:50:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:50:55,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:55,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:55,726 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 16:50:56,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 164 states and 176 transitions. [2022-10-17 16:50:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 176 transitions. [2022-10-17 16:50:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:50:56,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:56,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:56,864 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 16:50:57,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 169 states and 181 transitions. [2022-10-17 16:50:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 181 transitions. [2022-10-17 16:50:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 16:50:57,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:57,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:57,883 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2022-10-17 16:50:58,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 176 states and 189 transitions. [2022-10-17 16:50:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 189 transitions. [2022-10-17 16:50:58,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:50:58,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:58,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:59,189 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 16:50:59,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 181 states and 194 transitions. [2022-10-17 16:50:59,748 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 194 transitions. [2022-10-17 16:50:59,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:50:59,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:59,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:00,276 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 16:51:00,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:00,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 186 states and 199 transitions. [2022-10-17 16:51:00,900 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 199 transitions. [2022-10-17 16:51:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 16:51:00,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:00,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:01,460 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 355 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2022-10-17 16:51:02,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 193 states and 207 transitions. [2022-10-17 16:51:02,485 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 207 transitions. [2022-10-17 16:51:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:51:02,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:02,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:03,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.