./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/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_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cfb40cb555a14fd95bceea51ff65e6513c4cf2d7cc92f4af25db414fd945afd5 --- 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 16:30:04,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:04,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:04,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:04,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:04,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:04,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:04,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:04,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:04,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:04,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:04,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:04,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:04,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:04,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:04,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:04,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:04,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:04,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:04,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:04,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:04,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:04,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:04,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:04,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:04,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:04,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:04,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:04,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:04,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:04,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:04,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:04,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:04,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:04,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:04,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:04,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:04,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:04,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:04,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:04,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:04,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:30:04,418 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:04,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:04,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:04,421 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:04,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:04,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:04,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:04,422 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:30:04,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:04,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:30:04,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:04,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:04,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:04,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:04,425 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:30:04,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:04,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:04,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:04,426 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:04,426 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:04,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:04,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:04,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:04,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:04,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:04,428 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:04,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:04,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:04,428 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_be9bc8c7-94d8-46ce-8511-6d1945f40c96/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfb40cb555a14fd95bceea51ff65e6513c4cf2d7cc92f4af25db414fd945afd5 [2022-10-17 16:30:04,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:04,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:04,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:04,770 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:04,771 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:04,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2022-10-17 16:30:04,838 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/data/e1a656bf8/7ccca64d9a984c1e87a485db94e42012/FLAG0a4511eaa [2022-10-17 16:30:05,493 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:05,494 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2022-10-17 16:30:05,514 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/data/e1a656bf8/7ccca64d9a984c1e87a485db94e42012/FLAG0a4511eaa [2022-10-17 16:30:05,808 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/data/e1a656bf8/7ccca64d9a984c1e87a485db94e42012 [2022-10-17 16:30:05,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:05,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:05,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:05,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:05,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:05,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c603e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:05, skipping insertion in model container [2022-10-17 16:30:05,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:05" (1/1) ... [2022-10-17 16:30:05,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:05,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:06,596 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_be9bc8c7-94d8-46ce-8511-6d1945f40c96/sv-benchmarks/c/eca-rers2012/Problem03_label08.c[55410,55423] [2022-10-17 16:30:06,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:06,649 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:06,872 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_be9bc8c7-94d8-46ce-8511-6d1945f40c96/sv-benchmarks/c/eca-rers2012/Problem03_label08.c[55410,55423] [2022-10-17 16:30:06,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:06,909 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:06,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06 WrapperNode [2022-10-17 16:30:06,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:06,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:06,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:06,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:06,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:06,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,043 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:30:07,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:07,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:07,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:07,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:07,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,175 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:07,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:07,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:07,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:07,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:07,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:07,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:07,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:07,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bc8c7-94d8-46ce-8511-6d1945f40c96/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:07,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:07,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:30:07,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:07,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:07,418 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:07,420 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:09,525 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:09,933 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:09,934 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:30:09,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:09 BoogieIcfgContainer [2022-10-17 16:30:09,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:09,939 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:09,940 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:09,949 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:09,950 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:10,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:10,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:30:10,059 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:30:10,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:30:10,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:10,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:11,281 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 16:30:12,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 289 states and 459 transitions. [2022-10-17 16:30:12,519 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 459 transitions. [2022-10-17 16:30:12,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:30:12,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:12,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,137 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:14,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 437 states and 642 transitions. [2022-10-17 16:30:14,707 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 642 transitions. [2022-10-17 16:30:14,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:30:14,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:14,994 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:15,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 444 states and 652 transitions. [2022-10-17 16:30:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 652 transitions. [2022-10-17 16:30:15,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:30:15,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,625 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 449 states and 669 transitions. [2022-10-17 16:30:16,092 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 669 transitions. [2022-10-17 16:30:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:30:16,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,329 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:17,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 591 states and 827 transitions. [2022-10-17 16:30:17,402 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 827 transitions. [2022-10-17 16:30:17,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:30:17,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,829 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 607 states and 862 transitions. [2022-10-17 16:30:18,456 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 862 transitions. [2022-10-17 16:30:18,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-10-17 16:30:18,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,833 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:19,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 614 states and 872 transitions. [2022-10-17 16:30:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 872 transitions. [2022-10-17 16:30:19,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:30:19,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:20,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 631 states and 917 transitions. [2022-10-17 16:30:20,236 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 917 transitions. [2022-10-17 16:30:20,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:30:20,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 657 states and 1024 transitions. [2022-10-17 16:30:21,835 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1024 transitions. [2022-10-17 16:30:21,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-17 16:30:21,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,222 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:22,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 670 states and 1044 transitions. [2022-10-17 16:30:22,939 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1044 transitions. [2022-10-17 16:30:22,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-17 16:30:22,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:24,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 682 states and 1065 transitions. [2022-10-17 16:30:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1065 transitions. [2022-10-17 16:30:24,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-17 16:30:24,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,436 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:25,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 704 states and 1116 transitions. [2022-10-17 16:30:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1116 transitions. [2022-10-17 16:30:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-10-17 16:30:25,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 35 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:26,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 712 states and 1127 transitions. [2022-10-17 16:30:26,167 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1127 transitions. [2022-10-17 16:30:26,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-10-17 16:30:26,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,523 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:27,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 733 states and 1150 transitions. [2022-10-17 16:30:27,133 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1150 transitions. [2022-10-17 16:30:27,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-17 16:30:27,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,446 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 734 states and 1151 transitions. [2022-10-17 16:30:27,504 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1151 transitions. [2022-10-17 16:30:27,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-17 16:30:27,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,948 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 764 states and 1204 transitions. [2022-10-17 16:30:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1204 transitions. [2022-10-17 16:30:29,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-10-17 16:30:29,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:29,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 765 states and 1205 transitions. [2022-10-17 16:30:29,915 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1205 transitions. [2022-10-17 16:30:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-10-17 16:30:29,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:30:30,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:30,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 770 states and 1211 transitions. [2022-10-17 16:30:30,152 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1211 transitions. [2022-10-17 16:30:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-10-17 16:30:30,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:30,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:30,414 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:30:30,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:30,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 779 states and 1219 transitions. [2022-10-17 16:30:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1219 transitions. [2022-10-17 16:30:30,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-10-17 16:30:30,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:30,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:30,843 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:30:31,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 795 states and 1239 transitions. [2022-10-17 16:30:31,678 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1239 transitions. [2022-10-17 16:30:31,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-10-17 16:30:31,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:31,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:32,070 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:32,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 822 states and 1275 transitions. [2022-10-17 16:30:32,904 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1275 transitions. [2022-10-17 16:30:32,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-10-17 16:30:32,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:32,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:33,395 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 39 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.