./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label05.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_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/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_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/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_42ae0dcd-a944-4806-bd69-a60da22d6735/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 6631d0bd13862b684e6a1ef7d33df65b972a07047361d83162cfc056e8521a6a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:02:59,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:59,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:59,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:59,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:59,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:59,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:59,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:59,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:59,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:59,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:59,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:59,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:59,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:59,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:59,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:59,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:59,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:59,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:59,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:59,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:59,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:59,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:59,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:59,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:59,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:59,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:59,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:59,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:59,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:59,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:59,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:59,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:59,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:59,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:59,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:59,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:59,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:59,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:59,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:59,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:59,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:02:59,970 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:59,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:59,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:59,972 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:59,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:59,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:59,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:59,974 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:59,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:59,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:59,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:59,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:59,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:59,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:59,977 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:59,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:59,977 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:59,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:59,978 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:59,978 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:59,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:59,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:59,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:59,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:59,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:59,980 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:59,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:59,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:59,981 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_42ae0dcd-a944-4806-bd69-a60da22d6735/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6631d0bd13862b684e6a1ef7d33df65b972a07047361d83162cfc056e8521a6a [2022-10-17 17:03:00,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:00,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:00,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:00,334 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:00,335 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:00,336 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2022-10-17 17:03:00,409 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/data/2aeca328e/cd1c6ab869854a0292303805eae53ebd/FLAG1c3dfa092 [2022-10-17 17:03:01,022 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:01,023 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2022-10-17 17:03:01,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/data/2aeca328e/cd1c6ab869854a0292303805eae53ebd/FLAG1c3dfa092 [2022-10-17 17:03:01,311 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/data/2aeca328e/cd1c6ab869854a0292303805eae53ebd [2022-10-17 17:03:01,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:01,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:01,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:01,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:01,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:01,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:01" (1/1) ... [2022-10-17 17:03:01,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e3d668b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:01, skipping insertion in model container [2022-10-17 17:03:01,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:01" (1/1) ... [2022-10-17 17:03:01,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:01,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:01,879 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_42ae0dcd-a944-4806-bd69-a60da22d6735/sv-benchmarks/c/eca-rers2012/Problem02_label05.c[19738,19751] [2022-10-17 17:03:01,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:01,915 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:02,070 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_42ae0dcd-a944-4806-bd69-a60da22d6735/sv-benchmarks/c/eca-rers2012/Problem02_label05.c[19738,19751] [2022-10-17 17:03:02,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:02,113 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:02,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02 WrapperNode [2022-10-17 17:03:02,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:02,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:02,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:02,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:02,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,199 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-10-17 17:03:02,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:02,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:02,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:02,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:02,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,250 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:02,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:02,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:02,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:02,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:02,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:02,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:02,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ae0dcd-a944-4806-bd69-a60da22d6735/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:02,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:02,470 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:02,472 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:03,672 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:04,008 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:04,008 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:03:04,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:04 BoogieIcfgContainer [2022-10-17 17:03:04,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:04,012 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:04,012 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:04,023 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:04,023 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:04" (1/1) ... [2022-10-17 17:03:04,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:04,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:04,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-10-17 17:03:04,111 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-10-17 17:03:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 17:03:04,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:04,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:04,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:05,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:05,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 163 states and 250 transitions. [2022-10-17 17:03:05,387 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 250 transitions. [2022-10-17 17:03:05,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 17:03:05,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:05,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:05,712 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:06,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:06,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 246 states and 337 transitions. [2022-10-17 17:03:06,598 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 337 transitions. [2022-10-17 17:03:06,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 17:03:06,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:06,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:06,863 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:07,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2022-10-17 17:03:07,049 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2022-10-17 17:03:07,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 17:03:07,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,288 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 271 states and 375 transitions. [2022-10-17 17:03:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 375 transitions. [2022-10-17 17:03:07,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 17:03:07,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,949 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:08,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:08,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 281 states and 387 transitions. [2022-10-17 17:03:08,165 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 387 transitions. [2022-10-17 17:03:08,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 17:03:08,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:08,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:08,366 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:03:08,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:08,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 285 states and 393 transitions. [2022-10-17 17:03:08,706 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 393 transitions. [2022-10-17 17:03:08,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 17:03:08,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:08,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:08,817 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:03:09,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 294 states and 406 transitions. [2022-10-17 17:03:09,084 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 406 transitions. [2022-10-17 17:03:09,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 17:03:09,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,172 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 17:03:09,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 306 states and 420 transitions. [2022-10-17 17:03:09,373 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 420 transitions. [2022-10-17 17:03:09,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 17:03:09,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,487 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:03:09,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 309 states and 424 transitions. [2022-10-17 17:03:09,663 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 424 transitions. [2022-10-17 17:03:09,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 17:03:09,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,765 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 17:03:10,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 323 states and 443 transitions. [2022-10-17 17:03:10,202 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 443 transitions. [2022-10-17 17:03:10,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:03:10,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,392 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:03:10,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 327 states and 449 transitions. [2022-10-17 17:03:10,826 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 449 transitions. [2022-10-17 17:03:10,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 17:03:10,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:11,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:11,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 349 states and 476 transitions. [2022-10-17 17:03:11,573 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 476 transitions. [2022-10-17 17:03:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 17:03:11,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:11,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:12,014 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 453 states and 591 transitions. [2022-10-17 17:03:13,958 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 591 transitions. [2022-10-17 17:03:13,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 17:03:13,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,212 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:03:14,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:14,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 459 states and 597 transitions. [2022-10-17 17:03:14,662 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 597 transitions. [2022-10-17 17:03:14,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 17:03:14,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:14,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,762 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 478 states and 620 transitions. [2022-10-17 17:03:15,522 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 620 transitions. [2022-10-17 17:03:15,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 17:03:15,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:15,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:16,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:16,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 496 states and 641 transitions. [2022-10-17 17:03:16,301 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 641 transitions. [2022-10-17 17:03:16,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:03:16,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:16,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:16,375 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:16,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:16,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 504 states and 651 transitions. [2022-10-17 17:03:16,711 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 651 transitions. [2022-10-17 17:03:16,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 17:03:16,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:16,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:16,836 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:17,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:17,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 535 states and 688 transitions. [2022-10-17 17:03:17,925 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 688 transitions. [2022-10-17 17:03:17,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 17:03:17,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:17,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:18,003 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:03:18,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:18,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 540 states and 693 transitions. [2022-10-17 17:03:18,066 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 693 transitions. [2022-10-17 17:03:18,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-10-17 17:03:18,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:18,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:18,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:18,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 553 states and 707 transitions. [2022-10-17 17:03:18,471 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 707 transitions. [2022-10-17 17:03:18,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 17:03:18,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:18,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:18,638 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 17:03:19,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:19,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 571 states and 730 transitions. [2022-10-17 17:03:19,284 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 730 transitions. [2022-10-17 17:03:19,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 17:03:19,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:19,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:19,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:19,365 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 17:03:19,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:19,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 576 states and 737 transitions. [2022-10-17 17:03:19,693 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 737 transitions. [2022-10-17 17:03:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 17:03:19,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:19,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 588 states and 750 transitions. [2022-10-17 17:03:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 750 transitions. [2022-10-17 17:03:20,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 17:03:20,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:20,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:20,243 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 17:03:20,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:20,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 589 states and 751 transitions. [2022-10-17 17:03:20,295 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 751 transitions. [2022-10-17 17:03:20,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-10-17 17:03:20,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:20,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 17:03:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:21,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 614 states and 784 transitions. [2022-10-17 17:03:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 784 transitions. [2022-10-17 17:03:21,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-10-17 17:03:21,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:21,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:21,575 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-10-17 17:03:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 640 states and 822 transitions. [2022-10-17 17:03:22,676 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 822 transitions. [2022-10-17 17:03:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-10-17 17:03:22,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,785 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-10-17 17:03:23,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 650 states and 838 transitions. [2022-10-17 17:03:23,061 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 838 transitions. [2022-10-17 17:03:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 17:03:23,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,140 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:23,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 662 states and 853 transitions. [2022-10-17 17:03:23,492 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 853 transitions. [2022-10-17 17:03:23,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 17:03:23,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,578 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:23,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 663 states and 853 transitions. [2022-10-17 17:03:23,665 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 853 transitions. [2022-10-17 17:03:23,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-10-17 17:03:23,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:24,126 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 708 states and 912 transitions. [2022-10-17 17:03:25,912 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 912 transitions. [2022-10-17 17:03:25,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 17:03:25,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:03:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 721 states and 931 transitions. [2022-10-17 17:03:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 931 transitions. [2022-10-17 17:03:26,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 17:03:26,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:26,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:03:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:27,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 738 states and 955 transitions. [2022-10-17 17:03:27,934 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 955 transitions. [2022-10-17 17:03:27,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 17:03:27,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:27,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:28,014 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:03:28,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:28,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 744 states and 961 transitions. [2022-10-17 17:03:28,706 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 961 transitions. [2022-10-17 17:03:28,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 17:03:28,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:28,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:28,796 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:03:29,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 747 states and 965 transitions. [2022-10-17 17:03:29,128 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 965 transitions. [2022-10-17 17:03:29,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 17:03:29,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:29,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:29,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:03:29,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:29,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 751 states and 970 transitions. [2022-10-17 17:03:29,419 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 970 transitions. [2022-10-17 17:03:29,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 17:03:29,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:29,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:29,511 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 792 states and 1015 transitions. [2022-10-17 17:03:29,843 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1015 transitions. [2022-10-17 17:03:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 17:03:29,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:29,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat