./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark41_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark41_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e8c2a2f5606e46c1a328e1728dc6cdf6823e5c50ed56fab8310a8cb7bd30fe62 --- 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-dbf71c6-m [2022-10-17 16:38:41,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:41,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:41,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:41,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:41,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:41,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:41,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:41,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:41,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:41,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:41,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:41,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:41,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:41,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:41,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:41,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:41,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:41,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:41,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:41,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:41,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:41,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:41,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:41,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:41,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:41,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:41,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:41,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:41,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:41,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:41,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:41,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:41,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:41,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:41,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:41,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:41,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:41,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:41,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:41,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:41,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:38:41,255 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:41,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:41,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:41,256 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:41,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:41,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:41,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:41,257 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:41,258 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:38:41,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:41,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:41,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:41,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:41,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:41,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:41,259 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:38:41,259 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:41,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:41,259 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:41,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:41,260 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:41,262 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:41,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:41,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:41,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:41,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:41,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:41,265 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:41,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:41,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:41,266 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_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8c2a2f5606e46c1a328e1728dc6cdf6823e5c50ed56fab8310a8cb7bd30fe62 [2022-10-17 16:38:41,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:41,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:41,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:41,605 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:41,606 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:41,607 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-zilu/benchmark41_conjunctive.i [2022-10-17 16:38:41,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/data/9fd92fc73/c8522d2327744c6ebdd6692679547ad4/FLAG72b03722a [2022-10-17 16:38:42,161 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:42,162 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/sv-benchmarks/c/loop-zilu/benchmark41_conjunctive.i [2022-10-17 16:38:42,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/data/9fd92fc73/c8522d2327744c6ebdd6692679547ad4/FLAG72b03722a [2022-10-17 16:38:42,534 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/data/9fd92fc73/c8522d2327744c6ebdd6692679547ad4 [2022-10-17 16:38:42,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:42,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:42,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:42,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:42,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:42,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4636c6f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42, skipping insertion in model container [2022-10-17 16:38:42,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:42,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:42,774 WARN L230 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_0e141ee6-071c-4668-aadf-e050d5e26fac/sv-benchmarks/c/loop-zilu/benchmark41_conjunctive.i[873,886] [2022-10-17 16:38:42,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:42,789 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:42,799 WARN L230 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_0e141ee6-071c-4668-aadf-e050d5e26fac/sv-benchmarks/c/loop-zilu/benchmark41_conjunctive.i[873,886] [2022-10-17 16:38:42,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:42,817 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:42,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42 WrapperNode [2022-10-17 16:38:42,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:42,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:42,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:42,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:42,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,851 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2022-10-17 16:38:42,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:42,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:42,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:42,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:42,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,871 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:42,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:42,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:42,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:42,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:42" (1/1) ... [2022-10-17 16:38:42,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:42,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:42,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:42,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e141ee6-071c-4668-aadf-e050d5e26fac/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:42,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:43,025 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:43,027 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:43,188 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:43,219 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:43,219 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:38:43,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:43 BoogieIcfgContainer [2022-10-17 16:38:43,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:43,223 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:43,223 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:43,238 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:43,238 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:43" (1/1) ... [2022-10-17 16:38:43,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:43,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2022-10-17 16:38:43,305 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2022-10-17 16:38:43,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:38:43,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:43,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:43,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:43,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:43,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:43,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2022-10-17 16:38:43,552 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-10-17 16:38:43,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:38:43,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:43,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:43,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2022-10-17 16:38:43,784 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2022-10-17 16:38:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:38:43,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:43,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:44,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:44,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2022-10-17 16:38:44,202 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-10-17 16:38:44,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:38:44,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:44,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:44,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:44,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2022-10-17 16:38:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2022-10-17 16:38:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:38:44,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:44,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:44,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:45,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 61 transitions. [2022-10-17 16:38:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2022-10-17 16:38:45,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:38:45,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:45,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:45,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:45,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 48 states and 70 transitions. [2022-10-17 16:38:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 70 transitions. [2022-10-17 16:38:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:38:45,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:45,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:45,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 81 transitions. [2022-10-17 16:38:46,375 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions. [2022-10-17 16:38:46,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:38:46,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:47,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:47,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 59 states and 93 transitions. [2022-10-17 16:38:47,461 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 93 transitions. [2022-10-17 16:38:47,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:38:47,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:47,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:47,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:48,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 105 transitions. [2022-10-17 16:38:48,331 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 105 transitions. [2022-10-17 16:38:48,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:38:48,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:48,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:49,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:49,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 72 states and 125 transitions. [2022-10-17 16:38:49,560 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 125 transitions. [2022-10-17 16:38:49,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:38:49,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:49,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:49,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 79 states and 145 transitions. [2022-10-17 16:38:50,827 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 145 transitions. [2022-10-17 16:38:50,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:38:50,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:50,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:51,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:52,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:52,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 83 states and 157 transitions. [2022-10-17 16:38:52,054 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 157 transitions. [2022-10-17 16:38:52,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:38:52,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:52,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:52,243 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:53,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:53,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 90 states and 167 transitions. [2022-10-17 16:38:53,752 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 167 transitions. [2022-10-17 16:38:53,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:38:53,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:53,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:53,948 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:54,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 93 states and 177 transitions. [2022-10-17 16:38:54,667 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 177 transitions. [2022-10-17 16:38:54,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:38:54,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:54,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:54,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:56,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 93 states and 182 transitions. [2022-10-17 16:38:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 182 transitions. [2022-10-17 16:38:56,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:38:56,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:56,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:56,094 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:56,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 94 states and 182 transitions. [2022-10-17 16:38:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 182 transitions. [2022-10-17 16:38:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:38:56,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:56,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:56,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:38:58,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 102 states and 193 transitions. [2022-10-17 16:38:58,447 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 193 transitions. [2022-10-17 16:38:58,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:38:58,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:58,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:58,639 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:59,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 105 states and 199 transitions. [2022-10-17 16:38:59,576 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 199 transitions. [2022-10-17 16:38:59,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:38:59,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:01,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:01,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 107 states and 203 transitions. [2022-10-17 16:39:01,401 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 203 transitions. [2022-10-17 16:39:01,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:39:01,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:01,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:01,520 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:02,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:02,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2022-10-17 16:39:02,946 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2022-10-17 16:39:02,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:39:02,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:02,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:03,130 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:04,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 120 states and 251 transitions. [2022-10-17 16:39:04,826 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 251 transitions. [2022-10-17 16:39:04,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:39:04,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:06,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 125 states and 259 transitions. [2022-10-17 16:39:06,159 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 259 transitions. [2022-10-17 16:39:06,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:39:06,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,396 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:06,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 126 states and 260 transitions. [2022-10-17 16:39:06,848 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 260 transitions. [2022-10-17 16:39:06,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:39:06,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:07,133 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:09,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:09,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 133 states and 283 transitions. [2022-10-17 16:39:09,195 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 283 transitions. [2022-10-17 16:39:09,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:39:09,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:09,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:09,387 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:10,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 138 states and 291 transitions. [2022-10-17 16:39:10,743 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 291 transitions. [2022-10-17 16:39:10,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:39:10,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:39:13,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:13,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 143 states and 298 transitions. [2022-10-17 16:39:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 298 transitions. [2022-10-17 16:39:13,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:39:13,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:13,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:13,410 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:39:14,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 146 states and 305 transitions. [2022-10-17 16:39:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 305 transitions. [2022-10-17 16:39:14,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:39:14,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:14,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat