./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label30.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_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/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_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/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_99ae188c-58d2-4b9d-83a5-e57567bf387b/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 6b291da6da115062c14f66e51226c64b32b538a6c3d52e3544b8930bfb203253 --- 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 [2022-12-15 00:29:10,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:29:10,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:29:10,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:29:10,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:29:10,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:29:10,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:29:10,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:29:10,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:29:10,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:29:10,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:29:10,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:29:10,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:29:10,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:29:10,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:29:10,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:29:10,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:29:10,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:29:10,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:29:10,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:29:10,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:29:10,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:29:10,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:29:10,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:29:10,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:29:10,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:29:10,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:29:10,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:29:10,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:29:10,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:29:10,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:29:10,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:29:10,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:29:10,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:29:10,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:29:10,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:29:10,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:29:10,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:29:10,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:29:10,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:29:10,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:29:10,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 00:29:10,171 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:29:10,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:29:10,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:29:10,173 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:29:10,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:29:10,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:29:10,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:29:10,174 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:29:10,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:29:10,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:29:10,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:29:10,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:29:10,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:29:10,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:29:10,175 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:29:10,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:29:10,176 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:29:10,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:29:10,176 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:29:10,176 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:29:10,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:29:10,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:29:10,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:29:10,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:29:10,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:29:10,177 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:29:10,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:29:10,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:29:10,177 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_99ae188c-58d2-4b9d-83a5-e57567bf387b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b291da6da115062c14f66e51226c64b32b538a6c3d52e3544b8930bfb203253 [2022-12-15 00:29:10,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:29:10,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:29:10,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:29:10,388 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:29:10,388 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:29:10,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem01_label30.c [2022-12-15 00:29:12,977 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:29:13,196 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:29:13,196 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/sv-benchmarks/c/eca-rers2012/Problem01_label30.c [2022-12-15 00:29:13,206 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/data/4044c519f/c44e877c6955438f82e56c5c7f40d980/FLAGf9f858f12 [2022-12-15 00:29:13,563 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/data/4044c519f/c44e877c6955438f82e56c5c7f40d980 [2022-12-15 00:29:13,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:29:13,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:29:13,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:29:13,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:29:13,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:29:13,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d0d32b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13, skipping insertion in model container [2022-12-15 00:29:13,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:29:13,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:29:13,814 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_99ae188c-58d2-4b9d-83a5-e57567bf387b/sv-benchmarks/c/eca-rers2012/Problem01_label30.c[21088,21101] [2022-12-15 00:29:13,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:29:13,836 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:29:13,902 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_99ae188c-58d2-4b9d-83a5-e57567bf387b/sv-benchmarks/c/eca-rers2012/Problem01_label30.c[21088,21101] [2022-12-15 00:29:13,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:29:13,918 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:29:13,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13 WrapperNode [2022-12-15 00:29:13,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:29:13,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:29:13,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:29:13,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:29:13,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,968 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-12-15 00:29:13,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:29:13,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:29:13,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:29:13,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:29:13,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:13,999 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:14,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:14,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:29:14,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:29:14,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:29:14,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:29:14,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:13" (1/1) ... [2022-12-15 00:29:14,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:29:14,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:29:14,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:29:14,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:29:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:29:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:29:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:29:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:29:14,140 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:29:14,141 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:29:14,864 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:29:14,994 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:29:14,994 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:29:14,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:14 BoogieIcfgContainer [2022-12-15 00:29:14,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:29:14,997 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:29:14,997 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:29:15,004 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:29:15,004 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:14" (1/1) ... [2022-12-15 00:29:15,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:29:15,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:15,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-12-15 00:29:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-12-15 00:29:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 00:29:15,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:15,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:15,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:15,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:15,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2022-12-15 00:29:15,880 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2022-12-15 00:29:15,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-15 00:29:15,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:15,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:15,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:16,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:16,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 214 states and 297 transitions. [2022-12-15 00:29:16,541 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 297 transitions. [2022-12-15 00:29:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-15 00:29:16,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:16,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:16,770 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:17,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:17,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2022-12-15 00:29:17,292 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2022-12-15 00:29:17,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-15 00:29:17,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:17,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:17,397 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 00:29:17,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 294 states and 380 transitions. [2022-12-15 00:29:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 380 transitions. [2022-12-15 00:29:17,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-15 00:29:17,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:17,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:17,796 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 00:29:18,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:18,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 303 states and 391 transitions. [2022-12-15 00:29:18,039 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 391 transitions. [2022-12-15 00:29:18,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-15 00:29:18,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:18,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:18,151 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 00:29:18,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:18,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 305 states and 394 transitions. [2022-12-15 00:29:18,319 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 394 transitions. [2022-12-15 00:29:18,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-15 00:29:18,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:18,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:18,452 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 00:29:18,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:18,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 320 states and 412 transitions. [2022-12-15 00:29:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 412 transitions. [2022-12-15 00:29:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-15 00:29:18,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:18,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:18,940 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 00:29:19,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:19,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 337 states and 431 transitions. [2022-12-15 00:29:19,204 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 431 transitions. [2022-12-15 00:29:19,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-15 00:29:19,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:19,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:19,368 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 00:29:20,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:20,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 366 states and 462 transitions. [2022-12-15 00:29:20,009 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 462 transitions. [2022-12-15 00:29:20,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-15 00:29:20,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:20,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:20,132 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:20,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:20,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 414 states and 516 transitions. [2022-12-15 00:29:20,686 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 516 transitions. [2022-12-15 00:29:20,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-15 00:29:20,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:20,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:20,825 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-15 00:29:21,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:21,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 417 states and 520 transitions. [2022-12-15 00:29:21,018 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 520 transitions. [2022-12-15 00:29:21,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-15 00:29:21,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:21,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:21,137 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-15 00:29:21,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 436 states and 540 transitions. [2022-12-15 00:29:21,322 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 540 transitions. [2022-12-15 00:29:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-15 00:29:21,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:21,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:21,403 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-15 00:29:21,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:21,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 451 states and 557 transitions. [2022-12-15 00:29:21,708 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 557 transitions. [2022-12-15 00:29:21,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-15 00:29:21,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:21,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:21,872 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 00:29:21,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:21,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 452 states and 557 transitions. [2022-12-15 00:29:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 557 transitions. [2022-12-15 00:29:21,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-15 00:29:21,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:21,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:22,100 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 00:29:22,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:22,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 491 states and 600 transitions. [2022-12-15 00:29:22,671 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 600 transitions. [2022-12-15 00:29:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-15 00:29:22,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:22,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:22,858 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:24,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:24,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 565 states and 688 transitions. [2022-12-15 00:29:24,039 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 688 transitions. [2022-12-15 00:29:24,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-15 00:29:24,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:24,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:24,169 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:24,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:24,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 569 states and 692 transitions. [2022-12-15 00:29:24,443 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 692 transitions. [2022-12-15 00:29:24,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-15 00:29:24,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:24,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:24,531 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 00:29:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:24,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 571 states and 698 transitions. [2022-12-15 00:29:24,726 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 698 transitions. [2022-12-15 00:29:24,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-12-15 00:29:24,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:24,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:24,822 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-15 00:29:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:24,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 573 states and 699 transitions. [2022-12-15 00:29:24,969 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 699 transitions. [2022-12-15 00:29:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-15 00:29:24,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:24,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:25,045 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-15 00:29:25,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:25,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 575 states and 703 transitions. [2022-12-15 00:29:25,189 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 703 transitions. [2022-12-15 00:29:25,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-15 00:29:25,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:25,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:25,260 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 00:29:25,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:25,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 600 states and 727 transitions. [2022-12-15 00:29:25,577 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 727 transitions. [2022-12-15 00:29:25,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-15 00:29:25,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:25,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:25,684 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-15 00:29:25,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 630 states and 761 transitions. [2022-12-15 00:29:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 761 transitions. [2022-12-15 00:29:25,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-12-15 00:29:25,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:25,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:26,013 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-15 00:29:26,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:26,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 669 states and 803 transitions. [2022-12-15 00:29:26,378 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 803 transitions. [2022-12-15 00:29:26,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-15 00:29:26,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:26,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 35 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-15 00:29:28,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:28,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 748 states and 895 transitions. [2022-12-15 00:29:28,123 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 895 transitions. [2022-12-15 00:29:28,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-15 00:29:28,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:28,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:28,321 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 35 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-15 00:29:28,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:28,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 750 states and 896 transitions. [2022-12-15 00:29:28,565 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 896 transitions. [2022-12-15 00:29:28,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-15 00:29:28,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:28,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:28,990 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:31,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:31,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 833 states and 996 transitions. [2022-12-15 00:29:31,013 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 996 transitions. [2022-12-15 00:29:31,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-15 00:29:31,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:31,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:31,206 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:31,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:31,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 850 states and 1013 transitions. [2022-12-15 00:29:31,625 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1013 transitions. [2022-12-15 00:29:31,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-12-15 00:29:31,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:31,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:31,793 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 124 proven. 67 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-15 00:29:33,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:33,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 967 states and 1148 transitions. [2022-12-15 00:29:33,587 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1148 transitions. [2022-12-15 00:29:33,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-15 00:29:33,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:33,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:33,709 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-15 00:29:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:34,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 983 states and 1165 transitions. [2022-12-15 00:29:34,225 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1165 transitions. [2022-12-15 00:29:34,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-15 00:29:34,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:34,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-15 00:29:34,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:34,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 998 states and 1180 transitions. [2022-12-15 00:29:34,678 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1180 transitions. [2022-12-15 00:29:34,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-15 00:29:34,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:34,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:34,786 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-15 00:29:35,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:35,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1015 states and 1196 transitions. [2022-12-15 00:29:35,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1196 transitions. [2022-12-15 00:29:35,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-12-15 00:29:35,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:35,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-15 00:29:36,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:36,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1085 states and 1268 transitions. [2022-12-15 00:29:36,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1268 transitions. [2022-12-15 00:29:36,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-12-15 00:29:36,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:36,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 202 proven. 114 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-12-15 00:29:36,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:36,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1086 states and 1268 transitions. [2022-12-15 00:29:36,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1268 transitions. [2022-12-15 00:29:36,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-12-15 00:29:36,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:36,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:37,358 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 333 proven. 27 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-12-15 00:29:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:39,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1153 states and 1341 transitions. [2022-12-15 00:29:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1341 transitions. [2022-12-15 00:29:39,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-12-15 00:29:39,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:39,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:39,511 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 333 proven. 27 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-12-15 00:29:39,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:39,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1170 states and 1358 transitions. [2022-12-15 00:29:39,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1358 transitions. [2022-12-15 00:29:39,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-12-15 00:29:39,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:39,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:39,986 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-12-15 00:29:40,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1200 states and 1390 transitions. [2022-12-15 00:29:40,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1390 transitions. [2022-12-15 00:29:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-12-15 00:29:40,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:40,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:40,607 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-12-15 00:29:42,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:42,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1250 states and 1443 transitions. [2022-12-15 00:29:42,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1443 transitions. [2022-12-15 00:29:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-12-15 00:29:42,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:42,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:42,661 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 385 proven. 83 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-15 00:29:44,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:44,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1402 states and 1614 transitions. [2022-12-15 00:29:44,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1614 transitions. [2022-12-15 00:29:44,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-12-15 00:29:44,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:44,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:44,766 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 356 proven. 86 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-15 00:29:46,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:46,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1490 states and 1711 transitions. [2022-12-15 00:29:46,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 1711 transitions. [2022-12-15 00:29:46,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-12-15 00:29:46,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:46,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:46,698 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 400 proven. 88 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-15 00:29:47,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:47,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1564 states and 1787 transitions. [2022-12-15 00:29:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1787 transitions. [2022-12-15 00:29:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-12-15 00:29:47,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:47,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:48,049 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-12-15 00:29:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:48,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1605 states and 1835 transitions. [2022-12-15 00:29:48,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 1835 transitions. [2022-12-15 00:29:48,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-12-15 00:29:48,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:48,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:49,078 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 355 proven. 101 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-15 00:29:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1614 states and 1844 transitions. [2022-12-15 00:29:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1844 transitions. [2022-12-15 00:29:49,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-12-15 00:29:49,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:49,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 452 proven. 47 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-15 00:29:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:51,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1661 states and 1895 transitions. [2022-12-15 00:29:51,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 1895 transitions. [2022-12-15 00:29:51,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-12-15 00:29:51,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:51,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:51,481 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 453 proven. 24 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-15 00:29:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1763 states and 2003 transitions. [2022-12-15 00:29:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2003 transitions. [2022-12-15 00:29:54,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-12-15 00:29:54,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:54,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:54,565 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 453 proven. 24 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-15 00:29:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:55,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1780 states and 2020 transitions. [2022-12-15 00:29:55,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2020 transitions. [2022-12-15 00:29:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-12-15 00:29:55,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:55,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:56,243 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 434 proven. 103 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-15 00:29:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:58,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1907 states and 2155 transitions. [2022-12-15 00:29:58,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2155 transitions. [2022-12-15 00:29:58,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-12-15 00:29:58,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:58,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:59,004 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 533 proven. 110 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-12-15 00:30:00,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:00,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1968 states and 2224 transitions. [2022-12-15 00:30:00,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2224 transitions. [2022-12-15 00:30:00,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-12-15 00:30:00,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:00,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 533 proven. 110 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-12-15 00:30:01,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:01,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1973 states and 2230 transitions. [2022-12-15 00:30:01,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2230 transitions. [2022-12-15 00:30:01,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2022-12-15 00:30:01,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:01,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:01,705 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 614 proven. 153 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-15 00:30:03,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:03,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1955 states and 2206 transitions. [2022-12-15 00:30:03,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2206 transitions. [2022-12-15 00:30:03,320 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 00:30:03,320 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 50 iterations. [2022-12-15 00:30:03,326 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-15 00:30:12,211 INFO L560 CodeCheckObserver]: Invariant with dag size 35 [2022-12-15 00:30:12,221 INFO L560 CodeCheckObserver]: Invariant with dag size 36 [2022-12-15 00:30:12,223 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 00:30:12,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 12:30:12 ImpRootNode [2022-12-15 00:30:12,223 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 00:30:12,224 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 00:30:12,224 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 00:30:12,224 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 00:30:12,224 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:14" (3/4) ... [2022-12-15 00:30:12,227 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 00:30:12,242 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2022-12-15 00:30:12,243 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-12-15 00:30:12,244 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 00:30:12,244 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 00:30:12,309 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 00:30:12,309 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 00:30:12,310 INFO L158 Benchmark]: Toolchain (without parser) took 58741.00ms. Allocated memory was 151.0MB in the beginning and 673.2MB in the end (delta: 522.2MB). Free memory was 113.5MB in the beginning and 340.4MB in the end (delta: -226.9MB). Peak memory consumption was 297.0MB. Max. memory is 16.1GB. [2022-12-15 00:30:12,310 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:30:12,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.28ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 86.2MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-15 00:30:12,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.15ms. Allocated memory is still 151.0MB. Free memory was 85.8MB in the beginning and 80.4MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 00:30:12,311 INFO L158 Benchmark]: Boogie Preprocessor took 37.93ms. Allocated memory is still 151.0MB. Free memory was 80.4MB in the beginning and 75.7MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 00:30:12,311 INFO L158 Benchmark]: RCFGBuilder took 989.29ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 75.7MB in the beginning and 124.2MB in the end (delta: -48.5MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2022-12-15 00:30:12,311 INFO L158 Benchmark]: CodeCheck took 57226.54ms. Allocated memory was 184.5MB in the beginning and 673.2MB in the end (delta: 488.6MB). Free memory was 124.2MB in the beginning and 351.1MB in the end (delta: -226.9MB). Peak memory consumption was 403.3MB. Max. memory is 16.1GB. [2022-12-15 00:30:12,311 INFO L158 Benchmark]: Witness Printer took 85.85ms. Allocated memory is still 673.2MB. Free memory was 351.1MB in the beginning and 340.4MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:30:12,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 48.3s, OverallIterations: 50, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 86338 SdHoareTripleChecker+Valid, 170.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85904 mSDsluCounter, 10638 SdHoareTripleChecker+Invalid, 147.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8917 mSDsCounter, 24030 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 190629 IncrementalHoareTripleChecker+Invalid, 214659 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24030 mSolverCounterUnsat, 1721 mSDtfsCounter, 190629 mSolverCounterSat, 1.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 68219 GetRequests, 65163 SyntacticMatches, 2558 SemanticMatches, 498 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185319 ImplicationChecksByTransitivity, 28.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 9.7s InterpolantComputationTime, 9891 NumberOfCodeBlocks, 9891 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 9842 ConstructedInterpolants, 0 QuantifiedInterpolants, 49944 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 27 PerfectInterpolantSequences, 11594/13048 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 561]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (((((!(a21 == 1) || !(a7 == 1)) || ((((a12 == 8 && a8 == 13) && a17 == 1) && a20 == 1) && a16 == 4)) || ((((!(a20 == 1) && a12 == 8) && 5 == a16) && a8 == 15) && a17 == 0)) || (((a12 == 8 && 14 == a8) && 5 == a16) && a17 == 0)) || ((((!(a20 == 1) && a12 == 8) && 14 == a8) && a17 == 0) && a16 == 4)) || ((((!(a20 == 1) && a12 == 8) && a8 == 15) && a17 == 0) && a16 == 4) - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((((((!(a21 == 1) || ((((a12 == 8 && 5 == a16) && a17 == 1) && a20 == 1) && a8 == 15)) || !(a7 == 1)) || ((((a12 == 8 && a8 == 13) && a17 == 1) && a20 == 1) && a16 == 4)) || ((((!(a20 == 1) && a12 == 8) && 5 == a16) && a8 == 15) && a17 == 0)) || (((a12 == 8 && 14 == a8) && 5 == a16) && a17 == 0)) || ((((!(a20 == 1) && a12 == 8) && 14 == a8) && a17 == 0) && a16 == 4)) || ((((!(a20 == 1) && a12 == 8) && a8 == 15) && a17 == 0) && a16 == 4) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.28ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 86.2MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.15ms. Allocated memory is still 151.0MB. Free memory was 85.8MB in the beginning and 80.4MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.93ms. Allocated memory is still 151.0MB. Free memory was 80.4MB in the beginning and 75.7MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 989.29ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 75.7MB in the beginning and 124.2MB in the end (delta: -48.5MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * CodeCheck took 57226.54ms. Allocated memory was 184.5MB in the beginning and 673.2MB in the end (delta: 488.6MB). Free memory was 124.2MB in the beginning and 351.1MB in the end (delta: -226.9MB). Peak memory consumption was 403.3MB. Max. memory is 16.1GB. * Witness Printer took 85.85ms. Allocated memory is still 673.2MB. Free memory was 351.1MB in the beginning and 340.4MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 00:30:12,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ae188c-58d2-4b9d-83a5-e57567bf387b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE