./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4 --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 7788a6fb183145d8c399b3b8d43d3d4d8ad000e6a36d25b9f17996e1431c546e --- 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-2329fc7 [2022-12-14 19:56:44,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:56:44,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:56:44,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:56:44,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:56:44,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:56:44,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:56:44,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:56:44,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:56:44,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:56:44,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:56:44,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:56:44,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:56:44,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:56:44,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:56:44,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:56:44,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:56:44,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:56:44,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:56:44,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:56:44,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:56:44,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:56:44,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:56:44,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:56:44,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:56:44,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:56:44,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:56:44,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:56:44,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:56:44,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:56:44,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:56:44,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:56:44,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:56:44,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:56:44,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:56:44,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:56:44,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:56:44,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:56:44,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:56:44,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:56:44,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:56:44,366 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:56:44,379 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:56:44,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:56:44,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:56:44,380 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:56:44,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:56:44,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:56:44,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:56:44,381 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:56:44,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:56:44,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:56:44,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:56:44,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:56:44,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:56:44,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:56:44,382 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:56:44,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:56:44,382 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:56:44,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:56:44,382 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:56:44,382 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:56:44,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:56:44,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:56:44,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:56:44,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:56:44,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:56:44,383 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:56:44,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:56:44,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:56:44,383 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_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7788a6fb183145d8c399b3b8d43d3d4d8ad000e6a36d25b9f17996e1431c546e [2022-12-14 19:56:44,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:56:44,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:56:44,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:56:44,586 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:56:44,587 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:56:44,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-programs/Problem101_label06.c [2022-12-14 19:56:47,113 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:56:48,142 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:56:48,142 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/sv-benchmarks/c/eca-programs/Problem101_label06.c [2022-12-14 19:56:48,262 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/data/cd411692b/a6beda5712704708b51c9a6a7bbbeb69/FLAG4e8e69946 [2022-12-14 19:56:48,690 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/data/cd411692b/a6beda5712704708b51c9a6a7bbbeb69 [2022-12-14 19:56:48,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:56:48,693 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:56:48,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:56:48,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:56:48,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:56:48,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:56:48" (1/1) ... [2022-12-14 19:56:48,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3aac6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:56:48, skipping insertion in model container [2022-12-14 19:56:48,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:56:48" (1/1) ... [2022-12-14 19:56:48,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:56:49,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:56:58,860 WARN L237 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_296cc7f2-cd85-470b-8300-a67c91f9ed54/sv-benchmarks/c/eca-programs/Problem101_label06.c[2770546,2770559] [2022-12-14 19:56:58,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:56:58,924 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:57:04,768 WARN L237 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_296cc7f2-cd85-470b-8300-a67c91f9ed54/sv-benchmarks/c/eca-programs/Problem101_label06.c[2770546,2770559] [2022-12-14 19:57:04,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:57:05,381 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:57:05,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05 WrapperNode [2022-12-14 19:57:05,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:57:05,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:57:05,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:57:05,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:57:05,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:05,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:06,733 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2022-12-14 19:57:06,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:57:06,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:57:06,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:57:06,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:57:06,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:06,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:07,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:07,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:07,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:07,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:07,690 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:07,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:08,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:57:08,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:57:08,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:57:08,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:57:08,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:57:05" (1/1) ... [2022-12-14 19:57:08,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:57:08,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:57:08,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:57:08,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296cc7f2-cd85-470b-8300-a67c91f9ed54/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:57:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:57:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:57:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:57:08,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:57:08,244 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:57:08,246 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:57:39,295 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:57:40,198 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:57:40,198 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:57:40,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:57:40 BoogieIcfgContainer [2022-12-14 19:57:40,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:57:40,207 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:57:40,207 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:57:40,213 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:57:40,214 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:57:40" (1/1) ... [2022-12-14 19:57:40,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:57:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:40,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 19:57:40,340 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 19:57:40,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 19:57:40,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:40,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:13,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:58:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:45,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31170 states to 20218 states and 31170 transitions. [2022-12-14 19:58:45,133 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 31170 transitions. [2022-12-14 19:58:45,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-14 19:58:45,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:45,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:07,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:59:08,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:08,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31175 states to 20221 states and 31175 transitions. [2022-12-14 19:59:08,128 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 31175 transitions. [2022-12-14 19:59:08,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10093 [2022-12-14 19:59:08,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:08,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:59:31,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31184 states to 20227 states and 31184 transitions. [2022-12-14 19:59:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 20227 states and 31184 transitions. [2022-12-14 19:59:32,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-14 19:59:32,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:32,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:59:55,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:55,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31197 states to 20239 states and 31197 transitions. [2022-12-14 19:59:55,920 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 31197 transitions. [2022-12-14 19:59:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10115 [2022-12-14 19:59:56,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:56,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:20,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:20,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31229 states to 20267 states and 31229 transitions. [2022-12-14 20:00:20,175 INFO L276 IsEmpty]: Start isEmpty. Operand 20267 states and 31229 transitions. [2022-12-14 20:00:20,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-14 20:00:20,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:20,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:44,388 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:45,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:45,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31255 states to 20291 states and 31255 transitions. [2022-12-14 20:00:45,042 INFO L276 IsEmpty]: Start isEmpty. Operand 20291 states and 31255 transitions. [2022-12-14 20:00:45,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10118 [2022-12-14 20:00:45,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:45,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:09,240 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:09,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31256 states to 20292 states and 31256 transitions. [2022-12-14 20:01:09,795 INFO L276 IsEmpty]: Start isEmpty. Operand 20292 states and 31256 transitions. [2022-12-14 20:01:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-14 20:01:10,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:10,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:33,545 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:34,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:34,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31257 states to 20293 states and 31257 transitions. [2022-12-14 20:01:34,035 INFO L276 IsEmpty]: Start isEmpty. Operand 20293 states and 31257 transitions. [2022-12-14 20:01:34,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 20:01:34,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:34,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:00,657 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:02:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:01,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31298 states to 20329 states and 31298 transitions. [2022-12-14 20:02:01,665 INFO L276 IsEmpty]: Start isEmpty. Operand 20329 states and 31298 transitions. [2022-12-14 20:02:02,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2022-12-14 20:02:02,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:02,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:25,956 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:02:26,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:26,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31304 states to 20334 states and 31304 transitions. [2022-12-14 20:02:26,492 INFO L276 IsEmpty]: Start isEmpty. Operand 20334 states and 31304 transitions. [2022-12-14 20:02:27,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10127 [2022-12-14 20:02:27,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:27,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:02:51,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:51,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31350 states to 20374 states and 31350 transitions. [2022-12-14 20:02:51,015 INFO L276 IsEmpty]: Start isEmpty. Operand 20374 states and 31350 transitions. [2022-12-14 20:02:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-14 20:02:51,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:51,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:15,153 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:03:16,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31380 states to 20400 states and 31380 transitions. [2022-12-14 20:03:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 20400 states and 31380 transitions. [2022-12-14 20:03:16,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-14 20:03:16,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:16,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:03:39,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:39,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31381 states to 20401 states and 31381 transitions. [2022-12-14 20:03:39,958 INFO L276 IsEmpty]: Start isEmpty. Operand 20401 states and 31381 transitions. [2022-12-14 20:03:40,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10130 [2022-12-14 20:03:40,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:40,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:04:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:04,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31385 states to 20404 states and 31385 transitions. [2022-12-14 20:04:04,175 INFO L276 IsEmpty]: Start isEmpty. Operand 20404 states and 31385 transitions. [2022-12-14 20:04:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10134 [2022-12-14 20:04:04,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:04,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:28,488 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:04:29,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31397 states to 20414 states and 31397 transitions. [2022-12-14 20:04:29,128 INFO L276 IsEmpty]: Start isEmpty. Operand 20414 states and 31397 transitions. [2022-12-14 20:04:29,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10137 [2022-12-14 20:04:29,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:29,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:58,037 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:04:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:59,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31454 states to 20464 states and 31454 transitions. [2022-12-14 20:04:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 20464 states and 31454 transitions. [2022-12-14 20:04:59,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10140 [2022-12-14 20:04:59,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:59,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:23,186 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:05:24,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:24,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31515 states to 20517 states and 31515 transitions. [2022-12-14 20:05:24,531 INFO L276 IsEmpty]: Start isEmpty. Operand 20517 states and 31515 transitions. [2022-12-14 20:05:25,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10141 [2022-12-14 20:05:25,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:25,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:51,576 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:05:52,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:52,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31578 states to 20571 states and 31578 transitions. [2022-12-14 20:05:52,932 INFO L276 IsEmpty]: Start isEmpty. Operand 20571 states and 31578 transitions. [2022-12-14 20:05:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10142 [2022-12-14 20:05:53,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:53,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:16,547 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:06:17,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31594 states to 20583 states and 31594 transitions. [2022-12-14 20:06:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand 20583 states and 31594 transitions. [2022-12-14 20:06:18,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10143 [2022-12-14 20:06:18,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:18,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:40,894 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:06:41,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:41,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31595 states to 20584 states and 31595 transitions. [2022-12-14 20:06:41,456 INFO L276 IsEmpty]: Start isEmpty. Operand 20584 states and 31595 transitions. [2022-12-14 20:06:42,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10144 [2022-12-14 20:06:42,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:42,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:05,026 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:06,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31631 states to 20613 states and 31631 transitions. [2022-12-14 20:07:06,693 INFO L276 IsEmpty]: Start isEmpty. Operand 20613 states and 31631 transitions. [2022-12-14 20:07:07,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10152 [2022-12-14 20:07:07,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:07,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:31,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:31,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31654 states to 20631 states and 31654 transitions. [2022-12-14 20:07:31,546 INFO L276 IsEmpty]: Start isEmpty. Operand 20631 states and 31654 transitions. [2022-12-14 20:07:32,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10155 [2022-12-14 20:07:32,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:32,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:55,072 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:56,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31686 states to 20657 states and 31686 transitions. [2022-12-14 20:07:56,093 INFO L276 IsEmpty]: Start isEmpty. Operand 20657 states and 31686 transitions. [2022-12-14 20:07:56,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10157 [2022-12-14 20:07:56,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:56,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat