./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/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_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/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_5f6ec998-1418-42e1-be9e-65b1aed8c947/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 29d6a971fe1c57642985ba3a8a9a876e2745ba1ba1e8ec89c36172a2a1c9e3b4 --- 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 22:35:53,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:35:53,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:35:53,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:35:53,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:35:53,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:35:53,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:35:53,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:35:53,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:35:53,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:35:53,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:35:53,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:35:53,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:35:53,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:35:53,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:35:53,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:35:53,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:35:53,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:35:53,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:35:53,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:35:53,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:35:53,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:35:53,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:35:53,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:35:53,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:35:53,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:35:53,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:35:53,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:35:53,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:35:53,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:35:53,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:35:53,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:35:53,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:35:53,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:35:53,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:35:53,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:35:53,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:35:53,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:35:53,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:35:53,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:35:53,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:35:53,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:35:53,340 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:35:53,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:35:53,341 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:35:53,341 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:35:53,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:35:53,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:35:53,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:35:53,342 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:35:53,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:35:53,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:35:53,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:35:53,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:35:53,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:35:53,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:35:53,343 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:35:53,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:35:53,343 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:35:53,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:35:53,343 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:35:53,343 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:35:53,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:35:53,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:35:53,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:35:53,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:35:53,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:35:53,344 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:35:53,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:35:53,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:35:53,344 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_5f6ec998-1418-42e1-be9e-65b1aed8c947/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d6a971fe1c57642985ba3a8a9a876e2745ba1ba1e8ec89c36172a2a1c9e3b4 [2022-12-14 22:35:53,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:35:53,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:35:53,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:35:53,536 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:35:53,536 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:35:53,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-programs/Problem101_label20.c [2022-12-14 22:35:56,095 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:35:57,220 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:35:57,220 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/sv-benchmarks/c/eca-programs/Problem101_label20.c [2022-12-14 22:35:57,341 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/data/d3c4cc296/c7667ca8b6034ebe8d51cc86ac2163e1/FLAG0fc15a864 [2022-12-14 22:35:57,351 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/data/d3c4cc296/c7667ca8b6034ebe8d51cc86ac2163e1 [2022-12-14 22:35:57,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:35:57,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:35:57,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:35:57,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:35:57,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:35:57,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:35:57" (1/1) ... [2022-12-14 22:35:57,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6267fb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:35:57, skipping insertion in model container [2022-12-14 22:35:57,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:35:57" (1/1) ... [2022-12-14 22:35:57,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:35:58,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:36:07,737 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_5f6ec998-1418-42e1-be9e-65b1aed8c947/sv-benchmarks/c/eca-programs/Problem101_label20.c[2769356,2769369] [2022-12-14 22:36:07,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:36:07,811 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:36:13,607 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_5f6ec998-1418-42e1-be9e-65b1aed8c947/sv-benchmarks/c/eca-programs/Problem101_label20.c[2769356,2769369] [2022-12-14 22:36:13,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:36:14,261 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:36:14,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14 WrapperNode [2022-12-14 22:36:14,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:36:14,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:36:14,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:36:14,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:36:14,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:14,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:15,773 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2022-12-14 22:36:15,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:36:15,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:36:15,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:36:15,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:36:15,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:15,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:15,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:15,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:16,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:16,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:16,886 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:16,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:17,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:36:17,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:36:17,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:36:17,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:36:17,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:14" (1/1) ... [2022-12-14 22:36:17,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:36:17,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:36:17,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:36:17,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6ec998-1418-42e1-be9e-65b1aed8c947/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:36:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:36:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:36:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:36:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:36:17,508 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:36:17,509 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:36:47,840 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:36:48,539 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:36:48,539 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 22:36:48,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:36:48 BoogieIcfgContainer [2022-12-14 22:36:48,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:36:48,549 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:36:48,549 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:36:48,555 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:36:48,556 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:36:48" (1/1) ... [2022-12-14 22:36:48,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:36:48,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:48,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 22:36:48,696 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 22:36:49,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 22:36:49,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:49,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:37:15,838 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 22:37:49,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:37:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30714 states to 20218 states and 30714 transitions. [2022-12-14 22:37:49,796 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 30714 transitions. [2022-12-14 22:37:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-14 22:37:50,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:37:50,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:37:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:38:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:38:13,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:38:13,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30720 states to 20222 states and 30720 transitions. [2022-12-14 22:38:13,453 INFO L276 IsEmpty]: Start isEmpty. Operand 20222 states and 30720 transitions. [2022-12-14 22:38:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10092 [2022-12-14 22:38:14,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:38:14,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:38:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:38:34,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:38:34,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:38:34,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30721 states to 20223 states and 30721 transitions. [2022-12-14 22:38:34,876 INFO L276 IsEmpty]: Start isEmpty. Operand 20223 states and 30721 transitions. [2022-12-14 22:38:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10096 [2022-12-14 22:38:35,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:38:35,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:38:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:39:02,075 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:39:02,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:39:02,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30733 states to 20232 states and 30733 transitions. [2022-12-14 22:39:02,685 INFO L276 IsEmpty]: Start isEmpty. Operand 20232 states and 30733 transitions. [2022-12-14 22:39:03,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-14 22:39:03,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:39:03,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:39:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:39:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:39:26,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:39:26,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30748 states to 20243 states and 30748 transitions. [2022-12-14 22:39:26,734 INFO L276 IsEmpty]: Start isEmpty. Operand 20243 states and 30748 transitions. [2022-12-14 22:39:27,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-14 22:39:27,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:39:27,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:39:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:39:47,802 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:39:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:39:48,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30765 states to 20255 states and 30765 transitions. [2022-12-14 22:39:48,514 INFO L276 IsEmpty]: Start isEmpty. Operand 20255 states and 30765 transitions. [2022-12-14 22:39:49,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10101 [2022-12-14 22:39:49,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:39:49,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:39:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:13,687 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:40:14,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30785 states to 20269 states and 30785 transitions. [2022-12-14 22:40:14,495 INFO L276 IsEmpty]: Start isEmpty. Operand 20269 states and 30785 transitions. [2022-12-14 22:40:15,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10103 [2022-12-14 22:40:15,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:15,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:40:36,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:36,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30808 states to 20285 states and 30808 transitions. [2022-12-14 22:40:36,164 INFO L276 IsEmpty]: Start isEmpty. Operand 20285 states and 30808 transitions. [2022-12-14 22:40:36,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10105 [2022-12-14 22:40:36,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:36,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:40:58,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30834 states to 20303 states and 30834 transitions. [2022-12-14 22:40:58,257 INFO L276 IsEmpty]: Start isEmpty. Operand 20303 states and 30834 transitions. [2022-12-14 22:40:58,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-14 22:40:58,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:58,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:41:26,809 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:41:27,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:41:27,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30854 states to 20318 states and 30854 transitions. [2022-12-14 22:41:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 20318 states and 30854 transitions. [2022-12-14 22:41:28,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10113 [2022-12-14 22:41:28,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:41:28,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:41:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:41:50,495 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:41:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:41:51,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30873 states to 20333 states and 30873 transitions. [2022-12-14 22:41:51,358 INFO L276 IsEmpty]: Start isEmpty. Operand 20333 states and 30873 transitions. [2022-12-14 22:41:51,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10114 [2022-12-14 22:41:51,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:41:51,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:41:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:15,855 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:42:16,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:16,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30896 states to 20351 states and 30896 transitions. [2022-12-14 22:42:16,817 INFO L276 IsEmpty]: Start isEmpty. Operand 20351 states and 30896 transitions. [2022-12-14 22:42:17,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10116 [2022-12-14 22:42:17,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:17,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:37,816 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:42:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:38,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30913 states to 20364 states and 30913 transitions. [2022-12-14 22:42:38,718 INFO L276 IsEmpty]: Start isEmpty. Operand 20364 states and 30913 transitions. [2022-12-14 22:42:39,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10120 [2022-12-14 22:42:39,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:39,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:03,242 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:43:04,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:04,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30937 states to 20383 states and 30937 transitions. [2022-12-14 22:43:04,146 INFO L276 IsEmpty]: Start isEmpty. Operand 20383 states and 30937 transitions. [2022-12-14 22:43:04,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10121 [2022-12-14 22:43:04,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:04,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:26,218 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:43:27,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:27,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30958 states to 20399 states and 30958 transitions. [2022-12-14 22:43:27,017 INFO L276 IsEmpty]: Start isEmpty. Operand 20399 states and 30958 transitions. [2022-12-14 22:43:27,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-14 22:43:27,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:27,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:51,567 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:43:52,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30969 states to 20407 states and 30969 transitions. [2022-12-14 22:43:52,326 INFO L276 IsEmpty]: Start isEmpty. Operand 20407 states and 30969 transitions. [2022-12-14 22:43:52,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 22:43:52,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:52,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:44:15,140 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 22:44:15,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:44:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30983 states to 20417 states and 30983 transitions. [2022-12-14 22:44:15,986 INFO L276 IsEmpty]: Start isEmpty. Operand 20417 states and 30983 transitions. [2022-12-14 22:44:16,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10125 [2022-12-14 22:44:16,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:44:16,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:44:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:44:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:44:39,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:44:39,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30985 states to 20419 states and 30985 transitions. [2022-12-14 22:44:39,156 INFO L276 IsEmpty]: Start isEmpty. Operand 20419 states and 30985 transitions. [2022-12-14 22:44:39,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10126 [2022-12-14 22:44:39,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:44:39,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:44:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:45:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:45:05,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:45:05,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30994 states to 20425 states and 30994 transitions. [2022-12-14 22:45:05,667 INFO L276 IsEmpty]: Start isEmpty. Operand 20425 states and 30994 transitions. [2022-12-14 22:45:06,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-14 22:45:06,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:45:06,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:45:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:45:26,396 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 22:45:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:45:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31010 states to 20437 states and 31010 transitions. [2022-12-14 22:45:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 20437 states and 31010 transitions. [2022-12-14 22:45:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-14 22:45:27,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:45:27,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:45:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:45:48,702 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 22:45:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:45:49,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31011 states to 20438 states and 31011 transitions. [2022-12-14 22:45:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 20438 states and 31011 transitions. [2022-12-14 22:45:49,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10130 [2022-12-14 22:45:49,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:45:49,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:45:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat