./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.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_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/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_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/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_73831a16-8244-431e-acfb-bf7fb9fa20f9/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 77bdf1fd1feb16a304959a2005739d40d4ccd53f6bcac88343734528a26d2146 --- 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 18:49:11,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:49:11,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:49:11,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:49:11,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:49:11,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:49:11,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:49:11,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:49:11,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:49:11,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:49:11,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:49:11,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:49:11,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:49:11,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:49:11,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:49:11,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:49:11,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:49:11,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:49:11,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:49:11,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:49:11,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:49:11,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:49:11,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:49:11,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:49:11,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:49:11,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:49:11,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:49:11,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:49:11,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:49:11,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:49:11,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:49:11,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:49:11,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:49:11,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:49:11,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:49:11,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:49:11,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:49:11,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:49:11,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:49:11,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:49:11,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:49:11,216 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 18:49:11,235 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:49:11,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:49:11,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:49:11,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:49:11,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:49:11,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:49:11,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:49:11,237 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:49:11,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:49:11,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:49:11,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:49:11,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:49:11,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:49:11,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:49:11,238 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:49:11,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:49:11,239 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:49:11,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:49:11,239 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:49:11,239 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:49:11,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:49:11,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:49:11,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:49:11,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:49:11,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:49:11,240 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:49:11,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:49:11,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:49:11,241 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_73831a16-8244-431e-acfb-bf7fb9fa20f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77bdf1fd1feb16a304959a2005739d40d4ccd53f6bcac88343734528a26d2146 [2022-12-14 18:49:11,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:49:11,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:49:11,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:49:11,458 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:49:11,458 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:49:11,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2022-12-14 18:49:14,056 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:49:14,262 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:49:14,262 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2022-12-14 18:49:14,277 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/data/a4d024d22/d27deb30b9944f1dad34c970321c7a2c/FLAG76b24d6ac [2022-12-14 18:49:14,288 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/data/a4d024d22/d27deb30b9944f1dad34c970321c7a2c [2022-12-14 18:49:14,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:49:14,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:49:14,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:49:14,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:49:14,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:49:14,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1668a0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14, skipping insertion in model container [2022-12-14 18:49:14,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:49:14,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:49:14,661 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_73831a16-8244-431e-acfb-bf7fb9fa20f9/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c[60917,60930] [2022-12-14 18:49:14,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:49:14,677 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:49:14,777 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_73831a16-8244-431e-acfb-bf7fb9fa20f9/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c[60917,60930] [2022-12-14 18:49:14,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:49:14,793 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:49:14,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14 WrapperNode [2022-12-14 18:49:14,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:49:14,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:49:14,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:49:14,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:49:14,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,895 INFO L138 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 1971 [2022-12-14 18:49:14,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:49:14,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:49:14,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:49:14,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:49:14,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,951 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:49:14,963 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:49:14,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:49:14,964 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:49:14,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:49:14" (1/1) ... [2022-12-14 18:49:14,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:49:14,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:49:14,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:49:14,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73831a16-8244-431e-acfb-bf7fb9fa20f9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:49:15,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:49:15,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:49:15,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:49:15,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:49:15,160 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:49:15,161 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:49:16,289 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:49:17,349 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:49:17,349 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 18:49:17,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:49:17 BoogieIcfgContainer [2022-12-14 18:49:17,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:49:17,353 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:49:17,354 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:49:17,360 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:49:17,361 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:49:17" (1/1) ... [2022-12-14 18:49:17,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:49:17,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2022-12-14 18:49:17,410 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2022-12-14 18:49:17,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-14 18:49:17,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:17,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:21,666 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 18:49:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 443 states and 758 transitions. [2022-12-14 18:49:21,949 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 758 transitions. [2022-12-14 18:49:21,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 18:49:21,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:21,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:24,544 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 18:49:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 446 states and 765 transitions. [2022-12-14 18:49:24,825 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 765 transitions. [2022-12-14 18:49:24,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 18:49:24,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:24,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:27,092 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 18:49:27,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:27,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 450 states and 774 transitions. [2022-12-14 18:49:27,488 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 774 transitions. [2022-12-14 18:49:27,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 18:49:27,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:27,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:29,865 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 18:49:30,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:30,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 455 states and 785 transitions. [2022-12-14 18:49:30,408 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 785 transitions. [2022-12-14 18:49:30,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 18:49:30,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:30,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:32,593 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 18:49:33,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:33,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 461 states and 798 transitions. [2022-12-14 18:49:33,281 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 798 transitions. [2022-12-14 18:49:33,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-14 18:49:33,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:33,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:35,477 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 18:49:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:36,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 468 states and 813 transitions. [2022-12-14 18:49:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 813 transitions. [2022-12-14 18:49:36,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 18:49:36,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:36,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:39,508 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 18:49:40,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:40,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 477 states and 830 transitions. [2022-12-14 18:49:40,777 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 830 transitions. [2022-12-14 18:49:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-14 18:49:40,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:40,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:43,197 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 18:49:44,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:44,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 485 states and 846 transitions. [2022-12-14 18:49:44,467 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 846 transitions. [2022-12-14 18:49:44,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 18:49:44,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:44,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:44,588 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 18:49:44,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:44,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 486 states and 846 transitions. [2022-12-14 18:49:44,809 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 846 transitions. [2022-12-14 18:49:44,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 18:49:44,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:44,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:44,888 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 18:49:44,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:44,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 487 states and 847 transitions. [2022-12-14 18:49:44,903 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 847 transitions. [2022-12-14 18:49:44,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 18:49:44,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:44,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:47,682 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 18:49:49,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 499 states and 868 transitions. [2022-12-14 18:49:49,905 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 868 transitions. [2022-12-14 18:49:49,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 18:49:49,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:49,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:50,331 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 18:49:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:50,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 502 states and 873 transitions. [2022-12-14 18:49:50,539 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 873 transitions. [2022-12-14 18:49:50,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 18:49:50,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:50,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:58,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:05,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:05,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 520 states and 914 transitions. [2022-12-14 18:50:05,704 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 914 transitions. [2022-12-14 18:50:05,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-12-14 18:50:05,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:05,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:09,117 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:17,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:17,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 539 states and 956 transitions. [2022-12-14 18:50:17,037 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 956 transitions. [2022-12-14 18:50:17,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 18:50:17,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:17,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:20,901 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:26,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 552 states and 977 transitions. [2022-12-14 18:50:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 977 transitions. [2022-12-14 18:50:26,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 18:50:26,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:26,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:30,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:39,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:39,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 572 states and 1021 transitions. [2022-12-14 18:50:39,795 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1021 transitions. [2022-12-14 18:50:39,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 18:50:39,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:39,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:43,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:43,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:43,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 573 states and 1022 transitions. [2022-12-14 18:50:43,593 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1022 transitions. [2022-12-14 18:50:43,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 18:50:43,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:43,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:47,202 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:56,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:56,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 594 states and 1068 transitions. [2022-12-14 18:50:56,286 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1068 transitions. [2022-12-14 18:50:56,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 18:50:56,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:56,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:59,491 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:00,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:00,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 597 states and 1077 transitions. [2022-12-14 18:51:00,666 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1077 transitions. [2022-12-14 18:51:00,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 18:51:00,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:00,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:03,881 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:04,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:04,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 598 states and 1078 transitions. [2022-12-14 18:51:04,317 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1078 transitions. [2022-12-14 18:51:04,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 18:51:04,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:04,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:08,012 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:18,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:18,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 620 states and 1125 transitions. [2022-12-14 18:51:18,829 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1125 transitions. [2022-12-14 18:51:18,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 18:51:18,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:18,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:22,044 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:24,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 624 states and 1137 transitions. [2022-12-14 18:51:24,007 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1137 transitions. [2022-12-14 18:51:24,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 18:51:24,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:24,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:27,316 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:28,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:28,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 627 states and 1147 transitions. [2022-12-14 18:51:28,596 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1147 transitions. [2022-12-14 18:51:28,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 18:51:28,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:28,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:31,775 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:32,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:32,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 628 states and 1148 transitions. [2022-12-14 18:51:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1148 transitions. [2022-12-14 18:51:32,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 18:51:32,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:32,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:36,138 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:45,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 644 states and 1184 transitions. [2022-12-14 18:51:45,197 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1184 transitions. [2022-12-14 18:51:45,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 18:51:45,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:45,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:48,484 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:50,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:50,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 648 states and 1198 transitions. [2022-12-14 18:51:50,607 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1198 transitions. [2022-12-14 18:51:50,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 18:51:50,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:50,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:54,677 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 649 states and 1207 transitions. [2022-12-14 18:51:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1207 transitions. [2022-12-14 18:51:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 18:51:55,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:55,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:59,103 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:52:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:00,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 652 states and 1212 transitions. [2022-12-14 18:52:00,614 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1212 transitions. [2022-12-14 18:52:00,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 18:52:00,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:00,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:52:04,165 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:52:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 655 states and 1216 transitions. [2022-12-14 18:52:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1216 transitions. [2022-12-14 18:52:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 18:52:05,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:05,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:52:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:52:09,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:09,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 656 states and 1217 transitions. [2022-12-14 18:52:09,650 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1217 transitions. [2022-12-14 18:52:09,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 18:52:09,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:09,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:52:18,536 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:52:28,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:28,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 673 states and 1244 transitions. [2022-12-14 18:52:28,196 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1244 transitions. [2022-12-14 18:52:28,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-12-14 18:52:28,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:28,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:52:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:52:44,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 696 states and 1286 transitions. [2022-12-14 18:52:44,572 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1286 transitions. [2022-12-14 18:52:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 18:52:44,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:44,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:52:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:52:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 712 states and 1307 transitions. [2022-12-14 18:52:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1307 transitions. [2022-12-14 18:52:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 18:52:59,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:59,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:59,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:53:07,966 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:53:19,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:53:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 735 states and 1350 transitions. [2022-12-14 18:53:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1350 transitions. [2022-12-14 18:53:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-12-14 18:53:19,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:53:19,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:53:19,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:53:27,545 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:53:42,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:53:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 751 states and 1419 transitions. [2022-12-14 18:53:42,657 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1419 transitions. [2022-12-14 18:53:42,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-12-14 18:53:42,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:53:42,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:53:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:53:50,851 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:07,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:07,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 767 states and 1489 transitions. [2022-12-14 18:54:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1489 transitions. [2022-12-14 18:54:07,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-12-14 18:54:07,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:07,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:24,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:24,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 781 states and 1520 transitions. [2022-12-14 18:54:24,712 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1520 transitions. [2022-12-14 18:54:24,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-12-14 18:54:24,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:24,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:28,955 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:39,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 794 states and 1541 transitions. [2022-12-14 18:54:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1541 transitions. [2022-12-14 18:54:39,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-12-14 18:54:39,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:39,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:44,241 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 795 states and 1542 transitions. [2022-12-14 18:54:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1542 transitions. [2022-12-14 18:54:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 18:54:45,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:45,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:50,528 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:55:03,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:03,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 808 states and 1573 transitions. [2022-12-14 18:55:03,009 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1573 transitions. [2022-12-14 18:55:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 18:55:03,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:03,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:55:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 825 states and 1620 transitions. [2022-12-14 18:55:21,116 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1620 transitions. [2022-12-14 18:55:21,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 18:55:21,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:21,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:27,620 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:55:35,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:35,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 842 states and 1642 transitions. [2022-12-14 18:55:35,531 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1642 transitions. [2022-12-14 18:55:35,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-12-14 18:55:35,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:35,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:41,452 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:55:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:54,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 854 states and 1672 transitions. [2022-12-14 18:55:54,555 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1672 transitions. [2022-12-14 18:55:54,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-12-14 18:55:54,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:54,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:59,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:13,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:13,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 869 states and 1706 transitions. [2022-12-14 18:56:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1706 transitions. [2022-12-14 18:56:13,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-12-14 18:56:13,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:13,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:17,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:20,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:20,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 871 states and 1716 transitions. [2022-12-14 18:56:20,389 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1716 transitions. [2022-12-14 18:56:20,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-12-14 18:56:20,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:20,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:25,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 872 states and 1722 transitions. [2022-12-14 18:56:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1722 transitions. [2022-12-14 18:56:25,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-14 18:56:25,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:25,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:31,483 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:42,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:42,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 882 states and 1746 transitions. [2022-12-14 18:56:42,612 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1746 transitions. [2022-12-14 18:56:42,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-14 18:56:42,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:42,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:47,857 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:58,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:58,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 892 states and 1767 transitions. [2022-12-14 18:56:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1767 transitions. [2022-12-14 18:56:58,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-14 18:56:58,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:58,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:02,855 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:57:05,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:05,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 894 states and 1778 transitions. [2022-12-14 18:57:05,543 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1778 transitions. [2022-12-14 18:57:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-14 18:57:05,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:05,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:09,761 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:57:12,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:12,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 896 states and 1789 transitions. [2022-12-14 18:57:12,344 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1789 transitions. [2022-12-14 18:57:12,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 18:57:12,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:12,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:17,929 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:57:30,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:30,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 906 states and 1819 transitions. [2022-12-14 18:57:30,328 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1819 transitions. [2022-12-14 18:57:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 18:57:30,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:30,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:36,290 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:57:47,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:47,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 915 states and 1838 transitions. [2022-12-14 18:57:47,467 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1838 transitions. [2022-12-14 18:57:47,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 18:57:47,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:47,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:04,555 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:58:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:41,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 947 states and 1898 transitions. [2022-12-14 18:58:41,630 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1898 transitions. [2022-12-14 18:58:41,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 18:58:41,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:41,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:45,854 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:58:48,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 949 states and 1910 transitions. [2022-12-14 18:58:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1910 transitions. [2022-12-14 18:58:48,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 18:58:48,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:48,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:58:56,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:56,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 951 states and 1924 transitions. [2022-12-14 18:58:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1924 transitions. [2022-12-14 18:58:56,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 18:58:56,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:56,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:00,635 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 952 states and 1928 transitions. [2022-12-14 18:59:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1928 transitions. [2022-12-14 18:59:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 18:59:02,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:02,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:11,400 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:22,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:22,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 955 states and 1938 transitions. [2022-12-14 18:59:22,636 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1938 transitions. [2022-12-14 18:59:22,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 18:59:22,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:22,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:33,526 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:07,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:07,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 977 states and 2008 transitions. [2022-12-14 19:00:07,225 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 2008 transitions. [2022-12-14 19:00:07,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 19:00:07,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:07,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:13,928 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:19,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:19,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 981 states and 2027 transitions. [2022-12-14 19:00:19,273 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2027 transitions. [2022-12-14 19:00:19,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 19:00:19,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:19,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:40,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:40,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 987 states and 2051 transitions. [2022-12-14 19:00:40,993 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 2051 transitions. [2022-12-14 19:00:40,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 19:00:40,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:40,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:49,433 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:52,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:52,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 989 states and 2054 transitions. [2022-12-14 19:00:52,585 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2054 transitions. [2022-12-14 19:00:52,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 19:00:52,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:52,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:59,417 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:01,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 990 states and 2055 transitions. [2022-12-14 19:01:01,157 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2055 transitions. [2022-12-14 19:01:01,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 19:01:01,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:01,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:07,709 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:14,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:14,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 994 states and 2075 transitions. [2022-12-14 19:01:14,290 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 2075 transitions. [2022-12-14 19:01:14,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 19:01:14,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:14,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:14,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:25,085 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:04,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:04,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1027 states and 2149 transitions. [2022-12-14 19:02:04,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2149 transitions. [2022-12-14 19:02:04,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 19:02:04,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:04,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:15,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:15,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1030 states and 2164 transitions. [2022-12-14 19:02:15,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2164 transitions. [2022-12-14 19:02:15,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 19:02:15,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:15,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:22,510 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:25,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:25,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1031 states and 2168 transitions. [2022-12-14 19:02:25,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2168 transitions. [2022-12-14 19:02:25,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 19:02:25,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:25,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:31,970 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:33,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:33,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1032 states and 2171 transitions. [2022-12-14 19:02:33,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2171 transitions. [2022-12-14 19:02:33,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 19:02:33,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:33,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:38,667 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:48,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:48,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1036 states and 2192 transitions. [2022-12-14 19:02:48,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2192 transitions. [2022-12-14 19:02:48,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 19:02:48,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:48,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:58,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:58,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1039 states and 2203 transitions. [2022-12-14 19:02:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2203 transitions. [2022-12-14 19:02:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 19:02:58,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:58,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat