./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label00.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_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/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_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/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_63476600-3655-48e6-a4fd-8df7b57fd61b/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 2539530bc7d482c73cf7743c3e3167fff4f274988d9be6836a02ba65f37bdc1a --- 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 16:43:56,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:56,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:56,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:56,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:56,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:56,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:56,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:56,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:56,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:56,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:56,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:56,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:56,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:56,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:56,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:56,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:56,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:56,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:56,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:56,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:56,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:56,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:56,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:56,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:56,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:56,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:56,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:56,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:56,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:56,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:56,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:56,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:56,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:56,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:56,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:56,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:56,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:56,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:56,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:56,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:56,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:43:56,459 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:56,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:56,461 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:56,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:56,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:56,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:56,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:56,462 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:56,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:56,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:56,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:56,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:56,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:56,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:56,465 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:56,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:56,465 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:56,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:56,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:56,466 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:56,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:56,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:56,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:56,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:56,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:56,467 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:56,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:56,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:56,468 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_63476600-3655-48e6-a4fd-8df7b57fd61b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2539530bc7d482c73cf7743c3e3167fff4f274988d9be6836a02ba65f37bdc1a [2022-10-17 16:43:56,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:56,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:56,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:56,788 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:56,790 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:56,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label00.c [2022-10-17 16:43:56,862 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/data/cb456e217/2a874fe857ae4aa18cf4eebf789854a8/FLAGe77dbb987 [2022-10-17 16:43:57,635 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:57,635 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/sv-benchmarks/c/eca-rers2012/Problem03_label00.c [2022-10-17 16:43:57,657 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/data/cb456e217/2a874fe857ae4aa18cf4eebf789854a8/FLAGe77dbb987 [2022-10-17 16:43:57,764 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/data/cb456e217/2a874fe857ae4aa18cf4eebf789854a8 [2022-10-17 16:43:57,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:57,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:57,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:57,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:57,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:57,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:57" (1/1) ... [2022-10-17 16:43:57,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26df7b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:57, skipping insertion in model container [2022-10-17 16:43:57,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:57" (1/1) ... [2022-10-17 16:43:57,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:57,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:58,555 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_63476600-3655-48e6-a4fd-8df7b57fd61b/sv-benchmarks/c/eca-rers2012/Problem03_label00.c[60148,60161] [2022-10-17 16:43:58,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:58,608 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:58,887 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_63476600-3655-48e6-a4fd-8df7b57fd61b/sv-benchmarks/c/eca-rers2012/Problem03_label00.c[60148,60161] [2022-10-17 16:43:58,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:58,915 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:58,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58 WrapperNode [2022-10-17 16:43:58,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:58,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:58,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:58,917 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:58,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:58,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,048 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:43:59,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:59,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:59,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:59,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:59,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,168 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:59,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:59,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:59,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:59,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:58" (1/1) ... [2022-10-17 16:43:59,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:59,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:59,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:59,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63476600-3655-48e6-a4fd-8df7b57fd61b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:59,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:59,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:59,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:59,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:59,398 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:59,400 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:01,437 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:01,851 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:01,852 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:44:01,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:01 BoogieIcfgContainer [2022-10-17 16:44:01,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:01,857 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:01,858 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:01,868 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:01,890 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:01" (1/1) ... [2022-10-17 16:44:01,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:01,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:01,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:44:01,993 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:44:02,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:44:02,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:02,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:03,055 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 16:44:04,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:04,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 289 states and 517 transitions. [2022-10-17 16:44:04,152 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 517 transitions. [2022-10-17 16:44:04,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:44:04,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:04,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:04,770 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 16:44:06,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:06,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 437 states and 790 transitions. [2022-10-17 16:44:06,466 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 790 transitions. [2022-10-17 16:44:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:44:06,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:06,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:06,719 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 16:44:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 444 states and 799 transitions. [2022-10-17 16:44:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 799 transitions. [2022-10-17 16:44:06,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:44:06,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:06,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 453 states and 812 transitions. [2022-10-17 16:44:07,616 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 812 transitions. [2022-10-17 16:44:07,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:44:07,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:07,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:08,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 457 states and 829 transitions. [2022-10-17 16:44:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 829 transitions. [2022-10-17 16:44:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:44:08,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:08,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:44:09,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:09,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 469 states and 855 transitions. [2022-10-17 16:44:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 855 transitions. [2022-10-17 16:44:09,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:44:09,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:09,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:10,000 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 16:44:12,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:12,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 624 states and 1076 transitions. [2022-10-17 16:44:12,790 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1076 transitions. [2022-10-17 16:44:12,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:44:12,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:12,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:13,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:13,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 629 states and 1082 transitions. [2022-10-17 16:44:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1082 transitions. [2022-10-17 16:44:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:44:13,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:13,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:13,512 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 16:44:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:14,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 638 states and 1097 transitions. [2022-10-17 16:44:14,142 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1097 transitions. [2022-10-17 16:44:14,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:44:14,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:14,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:14,465 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 16:44:14,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:14,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 644 states and 1106 transitions. [2022-10-17 16:44:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1106 transitions. [2022-10-17 16:44:14,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:44:14,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:14,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:15,067 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 16:44:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:15,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 653 states and 1118 transitions. [2022-10-17 16:44:15,505 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1118 transitions. [2022-10-17 16:44:15,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:44:15,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:15,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:15,852 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 16:44:16,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:16,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 654 states and 1119 transitions. [2022-10-17 16:44:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1119 transitions. [2022-10-17 16:44:16,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:44:16,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:16,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:16,354 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:16,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:16,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 671 states and 1147 transitions. [2022-10-17 16:44:16,963 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1147 transitions. [2022-10-17 16:44:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:44:16,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:16,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:17,112 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:17,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 674 states and 1151 transitions. [2022-10-17 16:44:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1151 transitions. [2022-10-17 16:44:17,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:44:17,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:17,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:17,478 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:18,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:18,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 687 states and 1167 transitions. [2022-10-17 16:44:18,117 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1167 transitions. [2022-10-17 16:44:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:44:18,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:18,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:18,340 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:18,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 688 states and 1168 transitions. [2022-10-17 16:44:18,461 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1168 transitions. [2022-10-17 16:44:18,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:44:18,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:18,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:18,819 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:19,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 703 states and 1188 transitions. [2022-10-17 16:44:19,792 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1188 transitions. [2022-10-17 16:44:19,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-10-17 16:44:19,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:19,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:19,981 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:20,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 706 states and 1192 transitions. [2022-10-17 16:44:20,099 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1192 transitions. [2022-10-17 16:44:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:44:20,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:20,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:21,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:21,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 723 states and 1217 transitions. [2022-10-17 16:44:21,077 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1217 transitions. [2022-10-17 16:44:21,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:44:21,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:21,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:21,232 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:21,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:21,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 730 states and 1225 transitions. [2022-10-17 16:44:21,666 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1225 transitions. [2022-10-17 16:44:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:44:21,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:21,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:21,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:22,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 736 states and 1232 transitions. [2022-10-17 16:44:22,011 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1232 transitions. [2022-10-17 16:44:22,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:44:22,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:22,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:22,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 739 states and 1239 transitions. [2022-10-17 16:44:22,384 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1239 transitions. [2022-10-17 16:44:22,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:44:22,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:22,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:44:22,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 747 states and 1248 transitions. [2022-10-17 16:44:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1248 transitions. [2022-10-17 16:44:22,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:44:22,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:22,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:23,075 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:44:23,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 757 states and 1261 transitions. [2022-10-17 16:44:23,383 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1261 transitions. [2022-10-17 16:44:23,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:44:23,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:23,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:44:23,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 760 states and 1264 transitions. [2022-10-17 16:44:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1264 transitions. [2022-10-17 16:44:23,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:44:23,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:23,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:24,061 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:25,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:25,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 786 states and 1304 transitions. [2022-10-17 16:44:25,200 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1304 transitions. [2022-10-17 16:44:25,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-17 16:44:25,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:25,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat