./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label08.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_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/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_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/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_d869d4db-0252-45f4-a279-1234a3010642/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 757b5a20d940c6b808111a308c888fc5fe2211cac603e5645744a05abf73e005 --- 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 21:20:59,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:20:59,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:20:59,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:20:59,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:20:59,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:20:59,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:20:59,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:20:59,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:20:59,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:20:59,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:20:59,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:20:59,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:20:59,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:20:59,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:20:59,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:20:59,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:20:59,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:20:59,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:20:59,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:20:59,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:20:59,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:20:59,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:20:59,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:20:59,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:20:59,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:20:59,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:20:59,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:20:59,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:20:59,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:20:59,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:20:59,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:20:59,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:20:59,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:20:59,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:20:59,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:20:59,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:20:59,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:20:59,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:20:59,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:20:59,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:20:59,345 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:20:59,361 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:20:59,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:20:59,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:20:59,362 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:20:59,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:20:59,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:20:59,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:20:59,369 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:20:59,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:20:59,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:20:59,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:20:59,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:20:59,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:20:59,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:20:59,370 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:20:59,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:20:59,370 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:20:59,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:20:59,371 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:20:59,371 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:20:59,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:20:59,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:20:59,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:20:59,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:20:59,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:20:59,372 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:20:59,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:20:59,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:20:59,373 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_d869d4db-0252-45f4-a279-1234a3010642/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 757b5a20d940c6b808111a308c888fc5fe2211cac603e5645744a05abf73e005 [2022-12-14 21:20:59,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:20:59,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:20:59,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:20:59,562 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:20:59,562 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:20:59,563 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-programs/Problem101_label08.c [2022-12-14 21:21:02,084 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:21:03,158 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:21:03,158 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/sv-benchmarks/c/eca-programs/Problem101_label08.c [2022-12-14 21:21:03,277 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/data/c3fe28daf/5fcbaaf03cf2457488af3267414793a3/FLAG038a64c85 [2022-12-14 21:21:03,660 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/data/c3fe28daf/5fcbaaf03cf2457488af3267414793a3 [2022-12-14 21:21:03,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:21:03,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:21:03,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:21:03,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:21:03,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:21:03,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:21:03" (1/1) ... [2022-12-14 21:21:03,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53348069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:03, skipping insertion in model container [2022-12-14 21:21:03,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:21:03" (1/1) ... [2022-12-14 21:21:03,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:21:04,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:21:13,780 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_d869d4db-0252-45f4-a279-1234a3010642/sv-benchmarks/c/eca-programs/Problem101_label08.c[2767137,2767150] [2022-12-14 21:21:13,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:21:13,844 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:21:19,662 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_d869d4db-0252-45f4-a279-1234a3010642/sv-benchmarks/c/eca-programs/Problem101_label08.c[2767137,2767150] [2022-12-14 21:21:19,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:21:20,254 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:21:20,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20 WrapperNode [2022-12-14 21:21:20,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:21:20,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:21:20,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:21:20,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:21:20,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:20,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:21,768 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2022-12-14 21:21:21,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:21:21,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:21:21,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:21:21,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:21:21,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:21,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:21,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:21,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:22,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:22,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:22,669 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:22,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:22,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:21:22,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:21:22,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:21:22,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:21:22,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:21:20" (1/1) ... [2022-12-14 21:21:22,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:21:22,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:21:23,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:21:23,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d869d4db-0252-45f4-a279-1234a3010642/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:21:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:21:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:21:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:21:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:21:23,129 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:21:23,130 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:21:53,476 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:21:54,180 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:21:54,180 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:21:54,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:21:54 BoogieIcfgContainer [2022-12-14 21:21:54,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:21:54,189 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:21:54,189 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:21:54,195 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:21:54,195 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:21:54" (1/1) ... [2022-12-14 21:21:54,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:21:54,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 21:21:54,325 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 21:21:54,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 21:21:54,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:54,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:27,186 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 21:22:58,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:58,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31170 states to 20218 states and 31170 transitions. [2022-12-14 21:22:58,171 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 31170 transitions. [2022-12-14 21:22:58,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-14 21:22:58,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:58,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:21,694 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 21:23:22,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:22,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31175 states to 20221 states and 31175 transitions. [2022-12-14 21:23:22,412 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 31175 transitions. [2022-12-14 21:23:22,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10093 [2022-12-14 21:23:22,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:22,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:43,475 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 21:23:44,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:44,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31184 states to 20227 states and 31184 transitions. [2022-12-14 21:23:44,203 INFO L276 IsEmpty]: Start isEmpty. Operand 20227 states and 31184 transitions. [2022-12-14 21:23:44,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-14 21:23:44,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:44,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:06,584 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 21:24:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:07,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31197 states to 20239 states and 31197 transitions. [2022-12-14 21:24:07,143 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 31197 transitions. [2022-12-14 21:24:07,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10115 [2022-12-14 21:24:07,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:07,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:28,883 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 21:24:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31229 states to 20267 states and 31229 transitions. [2022-12-14 21:24:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 20267 states and 31229 transitions. [2022-12-14 21:24:30,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-14 21:24:30,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:30,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:51,014 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 21:24:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:51,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31255 states to 20291 states and 31255 transitions. [2022-12-14 21:24:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 20291 states and 31255 transitions. [2022-12-14 21:24:52,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10118 [2022-12-14 21:24:52,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:52,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:13,486 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 21:25:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31256 states to 20292 states and 31256 transitions. [2022-12-14 21:25:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 20292 states and 31256 transitions. [2022-12-14 21:25:14,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-14 21:25:14,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:14,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:36,371 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 21:25:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31257 states to 20293 states and 31257 transitions. [2022-12-14 21:25:36,933 INFO L276 IsEmpty]: Start isEmpty. Operand 20293 states and 31257 transitions. [2022-12-14 21:25:37,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 21:25:37,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:37,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:01,408 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 21:26:02,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31298 states to 20329 states and 31298 transitions. [2022-12-14 21:26:02,393 INFO L276 IsEmpty]: Start isEmpty. Operand 20329 states and 31298 transitions. [2022-12-14 21:26:02,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2022-12-14 21:26:02,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:02,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:23,912 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 21:26:24,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:24,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31304 states to 20334 states and 31304 transitions. [2022-12-14 21:26:24,524 INFO L276 IsEmpty]: Start isEmpty. Operand 20334 states and 31304 transitions. [2022-12-14 21:26:24,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10127 [2022-12-14 21:26:24,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:24,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:46,455 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 21:26:47,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:47,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31350 states to 20374 states and 31350 transitions. [2022-12-14 21:26:47,376 INFO L276 IsEmpty]: Start isEmpty. Operand 20374 states and 31350 transitions. [2022-12-14 21:26:47,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-14 21:26:47,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:47,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:08,866 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 21:27:09,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:09,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31380 states to 20400 states and 31380 transitions. [2022-12-14 21:27:09,704 INFO L276 IsEmpty]: Start isEmpty. Operand 20400 states and 31380 transitions. [2022-12-14 21:27:10,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-14 21:27:10,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:10,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:31,178 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 21:27:31,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:31,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31381 states to 20401 states and 31381 transitions. [2022-12-14 21:27:31,804 INFO L276 IsEmpty]: Start isEmpty. Operand 20401 states and 31381 transitions. [2022-12-14 21:27:32,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10130 [2022-12-14 21:27:32,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:32,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:53,771 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 21:27:54,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:54,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31385 states to 20404 states and 31385 transitions. [2022-12-14 21:27:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 20404 states and 31385 transitions. [2022-12-14 21:27:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10134 [2022-12-14 21:27:54,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:54,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:15,723 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 21:28:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:16,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31397 states to 20414 states and 31397 transitions. [2022-12-14 21:28:16,472 INFO L276 IsEmpty]: Start isEmpty. Operand 20414 states and 31397 transitions. [2022-12-14 21:28:16,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10137 [2022-12-14 21:28:16,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:16,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:43,212 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 21:28:44,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:44,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31454 states to 20464 states and 31454 transitions. [2022-12-14 21:28:44,347 INFO L276 IsEmpty]: Start isEmpty. Operand 20464 states and 31454 transitions. [2022-12-14 21:28:44,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10140 [2022-12-14 21:28:44,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:44,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:05,895 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 21:29:07,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:07,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31515 states to 20517 states and 31515 transitions. [2022-12-14 21:29:07,288 INFO L276 IsEmpty]: Start isEmpty. Operand 20517 states and 31515 transitions. [2022-12-14 21:29:07,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10141 [2022-12-14 21:29:07,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:07,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:31,244 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 21:29:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:32,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31578 states to 20571 states and 31578 transitions. [2022-12-14 21:29:32,646 INFO L276 IsEmpty]: Start isEmpty. Operand 20571 states and 31578 transitions. [2022-12-14 21:29:33,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10142 [2022-12-14 21:29:33,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:33,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:54,446 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 21:29:55,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:55,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31594 states to 20583 states and 31594 transitions. [2022-12-14 21:29:55,311 INFO L276 IsEmpty]: Start isEmpty. Operand 20583 states and 31594 transitions. [2022-12-14 21:29:55,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10143 [2022-12-14 21:29:55,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:55,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:17,084 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 21:30:17,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31595 states to 20584 states and 31595 transitions. [2022-12-14 21:30:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 20584 states and 31595 transitions. [2022-12-14 21:30:18,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10144 [2022-12-14 21:30:18,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:18,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:39,272 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 21:30:40,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:40,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31631 states to 20613 states and 31631 transitions. [2022-12-14 21:30:40,451 INFO L276 IsEmpty]: Start isEmpty. Operand 20613 states and 31631 transitions. [2022-12-14 21:30:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10152 [2022-12-14 21:30:40,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:40,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:31:03,095 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 21:31:03,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:31:03,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31654 states to 20631 states and 31654 transitions. [2022-12-14 21:31:03,951 INFO L276 IsEmpty]: Start isEmpty. Operand 20631 states and 31654 transitions. [2022-12-14 21:31:04,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10155 [2022-12-14 21:31:04,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:31:04,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:31:05,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:31:25,405 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 21:31:26,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:31:26,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31686 states to 20657 states and 31686 transitions. [2022-12-14 21:31:26,533 INFO L276 IsEmpty]: Start isEmpty. Operand 20657 states and 31686 transitions. [2022-12-14 21:31:26,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10157 [2022-12-14 21:31:26,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:31:26,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:31:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat