./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark23_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_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/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_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark23_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/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_ac63a87d-40d9-4e30-8389-bd229e8919e2/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 c8661b1e533413e4de6576c4feab251d05a672526bd5f59b260c6cb9f9c05939 --- 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 16:44:25,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:25,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:25,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:25,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:25,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:25,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:25,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:25,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:25,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:25,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:25,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:25,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:25,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:25,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:25,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:25,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:25,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:25,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:25,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:25,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:25,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:25,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:25,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:25,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:25,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:25,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:25,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:25,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:25,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:25,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:25,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:25,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:25,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:25,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:25,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:25,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:25,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:25,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:25,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:25,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:25,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:44:25,327 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:25,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:25,329 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:25,329 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:25,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:25,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:25,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:25,331 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:25,331 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:44:25,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:25,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:25,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:25,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:25,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:25,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:25,333 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:44:25,334 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:25,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:25,334 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:25,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:25,334 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:25,335 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:25,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:25,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:25,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:25,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:25,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:25,336 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:25,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:25,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:25,337 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_ac63a87d-40d9-4e30-8389-bd229e8919e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8661b1e533413e4de6576c4feab251d05a672526bd5f59b260c6cb9f9c05939 [2022-10-17 16:44:25,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:25,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:25,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:25,646 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:25,647 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:25,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-zilu/benchmark23_conjunctive.i [2022-10-17 16:44:25,735 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/data/5084e157a/b1a0150274f448c0947b3f14051d08f5/FLAGb5c2d7a74 [2022-10-17 16:44:26,187 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:26,188 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/sv-benchmarks/c/loop-zilu/benchmark23_conjunctive.i [2022-10-17 16:44:26,195 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/data/5084e157a/b1a0150274f448c0947b3f14051d08f5/FLAGb5c2d7a74 [2022-10-17 16:44:26,593 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/data/5084e157a/b1a0150274f448c0947b3f14051d08f5 [2022-10-17 16:44:26,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:26,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:26,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:26,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:26,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:26,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e794b57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26, skipping insertion in model container [2022-10-17 16:44:26,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:26,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:26,811 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_ac63a87d-40d9-4e30-8389-bd229e8919e2/sv-benchmarks/c/loop-zilu/benchmark23_conjunctive.i[873,886] [2022-10-17 16:44:26,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:26,838 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:26,852 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_ac63a87d-40d9-4e30-8389-bd229e8919e2/sv-benchmarks/c/loop-zilu/benchmark23_conjunctive.i[873,886] [2022-10-17 16:44:26,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:26,871 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:26,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26 WrapperNode [2022-10-17 16:44:26,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:26,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:26,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:26,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:26,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,907 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2022-10-17 16:44:26,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:26,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:26,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:26,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:26,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,936 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:26,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:26,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:26,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:26,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:26,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:26,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:26,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac63a87d-40d9-4e30-8389-bd229e8919e2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:27,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:27,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:27,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:27,065 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:27,066 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:27,193 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:27,228 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:27,228 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:44:27,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:27 BoogieIcfgContainer [2022-10-17 16:44:27,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:27,234 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:27,234 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:27,244 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:27,245 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:27" (1/1) ... [2022-10-17 16:44:27,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:27,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2022-10-17 16:44:27,315 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-10-17 16:44:27,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:44:27,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:27,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:27,492 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 16:44:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:27,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-10-17 16:44:27,539 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-10-17 16:44:27,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:44:27,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:27,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:27,595 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 16:44:27,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:27,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2022-10-17 16:44:27,678 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-10-17 16:44:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:44:27,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:27,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:27,838 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 16:44:28,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2022-10-17 16:44:28,160 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2022-10-17 16:44:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:44:28,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:28,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:28,288 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 16:44:28,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:28,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-10-17 16:44:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-10-17 16:44:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:44:28,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:28,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:28,770 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 16:44:29,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:29,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2022-10-17 16:44:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-10-17 16:44:29,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:29,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:29,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:29,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:29,221 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 16:44:29,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 37 states and 53 transitions. [2022-10-17 16:44:29,649 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2022-10-17 16:44:29,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:29,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:29,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:29,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:44:30,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2022-10-17 16:44:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2022-10-17 16:44:30,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:44:30,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:30,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:30,288 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 16:44:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:30,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2022-10-17 16:44:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2022-10-17 16:44:30,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:44:30,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:30,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:30,577 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 16:44:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:31,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2022-10-17 16:44:31,118 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2022-10-17 16:44:31,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:44:31,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:31,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:31,143 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:44:31,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2022-10-17 16:44:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2022-10-17 16:44:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:44:31,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:31,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:31,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2022-10-17 16:44:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2022-10-17 16:44:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:44:31,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:31,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:31,616 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:31,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:31,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 72 transitions. [2022-10-17 16:44:31,759 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2022-10-17 16:44:31,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:44:31,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:31,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:31,928 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:32,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:32,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 50 states and 75 transitions. [2022-10-17 16:44:32,389 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 75 transitions. [2022-10-17 16:44:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:44:32,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:32,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:32,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:32,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 86 transitions. [2022-10-17 16:44:32,999 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 86 transitions. [2022-10-17 16:44:33,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:44:33,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,022 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:44:33,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2022-10-17 16:44:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2022-10-17 16:44:33,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:44:33,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,333 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 60 states and 90 transitions. [2022-10-17 16:44:34,149 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 90 transitions. [2022-10-17 16:44:34,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:44:34,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,241 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:34,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2022-10-17 16:44:34,883 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2022-10-17 16:44:34,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:44:34,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,913 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:44:35,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:35,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 65 states and 100 transitions. [2022-10-17 16:44:35,075 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2022-10-17 16:44:35,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:44:35,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:35,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:35,278 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:36,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 105 transitions. [2022-10-17 16:44:36,139 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2022-10-17 16:44:36,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:44:36,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,225 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:36,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 75 states and 116 transitions. [2022-10-17 16:44:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2022-10-17 16:44:36,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:44:36,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,910 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-10-17 16:44:37,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:37,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions. [2022-10-17 16:44:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2022-10-17 16:44:37,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:44:37,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:37,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:37,313 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:38,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 120 transitions. [2022-10-17 16:44:38,165 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 120 transitions. [2022-10-17 16:44:38,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:44:38,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:38,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:38,270 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:38,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 131 transitions. [2022-10-17 16:44:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2022-10-17 16:44:38,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:44:38,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:38,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-10-17 16:44:39,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2022-10-17 16:44:39,196 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2022-10-17 16:44:39,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:44:39,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 90 states and 135 transitions. [2022-10-17 16:44:40,538 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 135 transitions. [2022-10-17 16:44:40,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:44:40,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:41,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:41,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 95 states and 146 transitions. [2022-10-17 16:44:41,360 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 146 transitions. [2022-10-17 16:44:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:44:41,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:41,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-10-17 16:44:41,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:41,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 95 states and 145 transitions. [2022-10-17 16:44:41,589 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 145 transitions. [2022-10-17 16:44:41,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:44:41,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:41,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 100 states and 150 transitions. [2022-10-17 16:44:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 150 transitions. [2022-10-17 16:44:42,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:44:42,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,089 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:44,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 105 states and 161 transitions. [2022-10-17 16:44:44,079 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 161 transitions. [2022-10-17 16:44:44,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:44,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:44,135 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-10-17 16:44:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 105 states and 160 transitions. [2022-10-17 16:44:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 160 transitions. [2022-10-17 16:44:44,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:44,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:44,821 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:46,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:46,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 110 states and 165 transitions. [2022-10-17 16:44:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 165 transitions. [2022-10-17 16:44:46,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:44:46,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:46,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:47,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 115 states and 176 transitions. [2022-10-17 16:44:47,447 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 176 transitions. [2022-10-17 16:44:47,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:44:47,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,483 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-10-17 16:44:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 115 states and 175 transitions. [2022-10-17 16:44:47,761 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 175 transitions. [2022-10-17 16:44:47,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:44:47,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,204 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:49,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 120 states and 180 transitions. [2022-10-17 16:44:49,814 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 180 transitions. [2022-10-17 16:44:49,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:44:49,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:49,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:50,076 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:51,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 125 states and 191 transitions. [2022-10-17 16:44:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 191 transitions. [2022-10-17 16:44:51,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:44:51,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:51,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-10-17 16:44:51,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 125 states and 190 transitions. [2022-10-17 16:44:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 190 transitions. [2022-10-17 16:44:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:44:51,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:51,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:51,919 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:53,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 130 states and 195 transitions. [2022-10-17 16:44:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 195 transitions. [2022-10-17 16:44:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:44:53,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:53,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:53,652 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:54,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 135 states and 206 transitions. [2022-10-17 16:44:54,662 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 206 transitions. [2022-10-17 16:44:54,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:44:54,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:54,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:54,695 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-10-17 16:44:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:54,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 135 states and 205 transitions. [2022-10-17 16:44:54,982 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2022-10-17 16:44:54,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:44:54,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:54,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.