./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label10.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_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/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_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/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_93f3381b-6737-47e3-8d87-e6459f4d23b9/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 ac7de5164251639b2400ff1603c39dd636fb13644c72069e845fbf12f4a8cbdb --- 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 21:15:55,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:15:55,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:15:55,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:15:55,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:15:55,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:15:55,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:15:55,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:15:55,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:15:55,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:15:55,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:15:55,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:15:55,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:15:55,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:15:55,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:15:55,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:15:55,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:15:55,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:15:55,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:15:55,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:15:55,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:15:55,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:15:55,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:15:55,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:15:55,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:15:55,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:15:55,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:15:55,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:15:55,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:15:55,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:15:55,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:15:55,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:15:55,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:15:55,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:15:55,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:15:55,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:15:55,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:15:55,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:15:55,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:15:55,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:15:55,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:15:55,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:15:55,921 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:15:55,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:15:55,922 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:15:55,923 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:15:55,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:15:55,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:15:55,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:15:55,924 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:15:55,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:15:55,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:15:55,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:15:55,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:15:55,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:15:55,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:15:55,925 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:15:55,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:15:55,926 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:15:55,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:15:55,926 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:15:55,926 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:15:55,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:15:55,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:15:55,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:15:55,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:15:55,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:15:55,927 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:15:55,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:15:55,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:15:55,928 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_93f3381b-6737-47e3-8d87-e6459f4d23b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac7de5164251639b2400ff1603c39dd636fb13644c72069e845fbf12f4a8cbdb [2022-12-14 21:15:56,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:15:56,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:15:56,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:15:56,132 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:15:56,133 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:15:56,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem07_label10.c [2022-12-14 21:15:58,652 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:15:59,723 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:15:59,724 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/sv-benchmarks/c/eca-rers2012/Problem07_label10.c [2022-12-14 21:15:59,847 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/data/863fe7d62/11bca3592c3a4d00966fe0dfa2bc17ff/FLAG101c9cef3 [2022-12-14 21:16:00,246 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/data/863fe7d62/11bca3592c3a4d00966fe0dfa2bc17ff [2022-12-14 21:16:00,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:16:00,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:16:00,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:00,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:16:00,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:16:00,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c010d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00, skipping insertion in model container [2022-12-14 21:16:00,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:16:00,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:16:10,577 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_93f3381b-6737-47e3-8d87-e6459f4d23b9/sv-benchmarks/c/eca-rers2012/Problem07_label10.c[2772735,2772748] [2022-12-14 21:16:10,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:10,634 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:16:16,451 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_93f3381b-6737-47e3-8d87-e6459f4d23b9/sv-benchmarks/c/eca-rers2012/Problem07_label10.c[2772735,2772748] [2022-12-14 21:16:16,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:17,088 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:16:17,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17 WrapperNode [2022-12-14 21:16:17,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:17,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:17,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:16:17,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:16:17,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:17,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,630 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2022-12-14 21:16:18,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:18,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:16:18,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:16:18,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:16:18,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:19,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:19,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:19,653 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:19,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:20,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:16:20,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:16:20,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:16:20,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:16:20,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:20,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:16:20,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:16:20,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:16:20,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f3381b-6737-47e3-8d87-e6459f4d23b9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:16:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:16:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:16:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:16:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:16:20,268 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:16:20,270 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:16:50,584 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:16:51,369 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:16:51,370 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:16:51,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:16:51 BoogieIcfgContainer [2022-12-14 21:16:51,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:16:51,378 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:16:51,378 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:16:51,384 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:16:51,385 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:16:51" (1/1) ... [2022-12-14 21:16:51,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:16:51,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:51,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 21:16:51,525 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 21:16:52,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 21:16:52,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:52,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:24,857 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 21:17:55,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:55,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35394 states to 20218 states and 35394 transitions. [2022-12-14 21:17:55,809 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 35394 transitions. [2022-12-14 21:17:56,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-14 21:17:56,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:56,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:16,800 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 21:18:17,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:17,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35399 states to 20221 states and 35399 transitions. [2022-12-14 21:18:17,653 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 35399 transitions. [2022-12-14 21:18:18,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-14 21:18:18,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:18,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:39,239 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 21:18:39,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:39,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35406 states to 20225 states and 35406 transitions. [2022-12-14 21:18:39,827 INFO L276 IsEmpty]: Start isEmpty. Operand 20225 states and 35406 transitions. [2022-12-14 21:18:40,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10094 [2022-12-14 21:18:40,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:40,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:01,041 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:01,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:01,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35409 states to 20228 states and 35409 transitions. [2022-12-14 21:19:01,627 INFO L276 IsEmpty]: Start isEmpty. Operand 20228 states and 35409 transitions. [2022-12-14 21:19:02,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10097 [2022-12-14 21:19:02,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:02,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:24,194 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35423 states to 20238 states and 35423 transitions. [2022-12-14 21:19:24,933 INFO L276 IsEmpty]: Start isEmpty. Operand 20238 states and 35423 transitions. [2022-12-14 21:19:25,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-14 21:19:25,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:25,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:47,265 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 21:19:47,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:47,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35424 states to 20239 states and 35424 transitions. [2022-12-14 21:19:47,765 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 35424 transitions. [2022-12-14 21:19:48,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-14 21:19:48,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:48,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:08,680 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 21:20:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35441 states to 20251 states and 35441 transitions. [2022-12-14 21:20:09,470 INFO L276 IsEmpty]: Start isEmpty. Operand 20251 states and 35441 transitions. [2022-12-14 21:20:09,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-14 21:20:09,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:09,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:30,542 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 21:20:31,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:31,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35456 states to 20263 states and 35456 transitions. [2022-12-14 21:20:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 20263 states and 35456 transitions. [2022-12-14 21:20:31,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10103 [2022-12-14 21:20:31,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:31,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:52,217 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 21:20:52,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:52,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35457 states to 20264 states and 35457 transitions. [2022-12-14 21:20:52,804 INFO L276 IsEmpty]: Start isEmpty. Operand 20264 states and 35457 transitions. [2022-12-14 21:20:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10105 [2022-12-14 21:20:53,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:53,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:13,351 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 21:21:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:14,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35481 states to 20282 states and 35481 transitions. [2022-12-14 21:21:14,231 INFO L276 IsEmpty]: Start isEmpty. Operand 20282 states and 35481 transitions. [2022-12-14 21:21:14,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-14 21:21:14,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:14,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:42,806 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 21:21:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:43,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35497 states to 20295 states and 35497 transitions. [2022-12-14 21:21:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 20295 states and 35497 transitions. [2022-12-14 21:21:44,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10110 [2022-12-14 21:21:44,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:44,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:06,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:06,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35512 states to 20307 states and 35512 transitions. [2022-12-14 21:22:06,935 INFO L276 IsEmpty]: Start isEmpty. Operand 20307 states and 35512 transitions. [2022-12-14 21:22:07,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10112 [2022-12-14 21:22:07,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:07,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:33,158 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:34,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:34,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35543 states to 20332 states and 35543 transitions. [2022-12-14 21:22:34,187 INFO L276 IsEmpty]: Start isEmpty. Operand 20332 states and 35543 transitions. [2022-12-14 21:22:34,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10113 [2022-12-14 21:22:34,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:34,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:56,369 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 21:22:56,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:56,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35547 states to 20335 states and 35547 transitions. [2022-12-14 21:22:56,984 INFO L276 IsEmpty]: Start isEmpty. Operand 20335 states and 35547 transitions. [2022-12-14 21:22:57,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10114 [2022-12-14 21:22:57,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:57,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:22,179 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 21:23:22,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35550 states to 20337 states and 35550 transitions. [2022-12-14 21:23:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 20337 states and 35550 transitions. [2022-12-14 21:23:23,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-14 21:23:23,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:23,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:43,174 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 21:23:44,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:44,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35587 states to 20367 states and 35587 transitions. [2022-12-14 21:23:44,350 INFO L276 IsEmpty]: Start isEmpty. Operand 20367 states and 35587 transitions. [2022-12-14 21:23:44,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-14 21:23:44,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:44,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:05,918 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 21:24:06,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35589 states to 20369 states and 35589 transitions. [2022-12-14 21:24:06,482 INFO L276 IsEmpty]: Start isEmpty. Operand 20369 states and 35589 transitions. [2022-12-14 21:24:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-14 21:24:06,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:06,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:30,775 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 21:24:31,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:31,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35598 states to 20377 states and 35598 transitions. [2022-12-14 21:24:31,430 INFO L276 IsEmpty]: Start isEmpty. Operand 20377 states and 35598 transitions. [2022-12-14 21:24:31,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 21:24:31,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:31,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:54,758 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 21:24:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:55,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35610 states to 20387 states and 35610 transitions. [2022-12-14 21:24:55,440 INFO L276 IsEmpty]: Start isEmpty. Operand 20387 states and 35610 transitions. [2022-12-14 21:24:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2022-12-14 21:24:55,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:55,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:56,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:15,960 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 21:25:16,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35617 states to 20392 states and 35617 transitions. [2022-12-14 21:25:16,635 INFO L276 IsEmpty]: Start isEmpty. Operand 20392 states and 35617 transitions. [2022-12-14 21:25:17,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10127 [2022-12-14 21:25:17,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:17,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:38,296 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 21:25:39,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:39,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35641 states to 20412 states and 35641 transitions. [2022-12-14 21:25:39,207 INFO L276 IsEmpty]: Start isEmpty. Operand 20412 states and 35641 transitions. [2022-12-14 21:25:39,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-14 21:25:39,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:39,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:59,596 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 21:26:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:00,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35672 states to 20437 states and 35672 transitions. [2022-12-14 21:26:00,939 INFO L276 IsEmpty]: Start isEmpty. Operand 20437 states and 35672 transitions. [2022-12-14 21:26:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-14 21:26:01,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:01,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat