./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/sep40-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/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_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/sep40-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f09ee736f3dbb8dbc36f75a04671608fd1c3014086677159a28111a32a84bd34 --- 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 16:50:58,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:58,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:58,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:58,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:58,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:58,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:58,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:58,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:58,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:58,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:58,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:58,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:58,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:58,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:58,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:58,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:58,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:58,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:58,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:58,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:58,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:58,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:58,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:58,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:58,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:58,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:58,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:58,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:58,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:58,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:58,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:58,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:58,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:58,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:58,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:58,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:58,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:58,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:58,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:58,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:58,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:58,295 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:58,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:58,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:58,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:58,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:58,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:58,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:58,298 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:58,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:58,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:58,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:58,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:58,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:58,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:58,299 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:58,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:58,299 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:58,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:58,300 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:58,300 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:58,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:58,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:58,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:58,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:58,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:58,306 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:58,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:58,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:58,307 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_8ddad533-9eda-4527-a808-3a1f39616fba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f09ee736f3dbb8dbc36f75a04671608fd1c3014086677159a28111a32a84bd34 [2022-10-17 16:50:58,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:58,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:58,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:58,695 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:58,696 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:58,698 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/reducercommutativity/sep40-1.i [2022-10-17 16:50:58,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/data/baef58a1e/beb0a30cf8ba4f63a990d0eec96aa617/FLAGbbca29166 [2022-10-17 16:50:59,343 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:59,344 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/sv-benchmarks/c/reducercommutativity/sep40-1.i [2022-10-17 16:50:59,350 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/data/baef58a1e/beb0a30cf8ba4f63a990d0eec96aa617/FLAGbbca29166 [2022-10-17 16:50:59,676 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/data/baef58a1e/beb0a30cf8ba4f63a990d0eec96aa617 [2022-10-17 16:50:59,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:59,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:59,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:59,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:59,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:59,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:50:59,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d937b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59, skipping insertion in model container [2022-10-17 16:50:59,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:50:59,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:59,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:59,931 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_8ddad533-9eda-4527-a808-3a1f39616fba/sv-benchmarks/c/reducercommutativity/sep40-1.i[1293,1306] [2022-10-17 16:50:59,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:59,945 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:59,976 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_8ddad533-9eda-4527-a808-3a1f39616fba/sv-benchmarks/c/reducercommutativity/sep40-1.i[1293,1306] [2022-10-17 16:50:59,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:59,991 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:59,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59 WrapperNode [2022-10-17 16:50:59,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:59,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:59,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:59,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:51:00,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,034 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2022-10-17 16:51:00,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:00,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:51:00,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:51:00,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:51:00,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,065 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:51:00,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:51:00,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:51:00,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:51:00,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:59" (1/1) ... [2022-10-17 16:51:00,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:00,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:51:00,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:51:00,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ddad533-9eda-4527-a808-3a1f39616fba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:51:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:51:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:51:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:51:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:51:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:51:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:51:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:51:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:51:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure sep [2022-10-17 16:51:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure sep [2022-10-17 16:51:00,316 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:51:00,319 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:51:00,585 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:51:00,689 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:51:00,689 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:51:00,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:00 BoogieIcfgContainer [2022-10-17 16:51:00,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:51:00,693 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:51:00,693 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:51:00,711 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:51:00,711 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:00" (1/1) ... [2022-10-17 16:51:00,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:51:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:00,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-10-17 16:51:00,805 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-10-17 16:51:00,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:51:00,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:00,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:01,208 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 16:51:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:01,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-10-17 16:51:01,289 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-10-17 16:51:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:51:01,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:01,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:51:01,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:01,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2022-10-17 16:51:01,579 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-10-17 16:51:01,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:51:01,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:01,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:01,729 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:51:01,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:01,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-10-17 16:51:01,779 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-10-17 16:51:01,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:51:01,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:01,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:01,920 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:51:01,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:01,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-10-17 16:51:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-10-17 16:51:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:51:01,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:01,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,118 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:02,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-10-17 16:51:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-10-17 16:51:02,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:51:02,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:02,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,393 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:02,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-10-17 16:51:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-10-17 16:51:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:51:02,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:02,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:02,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-10-17 16:51:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-10-17 16:51:02,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:51:02,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:02,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,833 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:02,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2022-10-17 16:51:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2022-10-17 16:51:02,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:51:02,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:02,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:03,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:03,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-10-17 16:51:03,205 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-10-17 16:51:03,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:51:03,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:03,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:03,462 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:03,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-10-17 16:51:03,559 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-10-17 16:51:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:51:03,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:03,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:03,781 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:03,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:03,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2022-10-17 16:51:03,877 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2022-10-17 16:51:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:51:03,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:03,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:04,067 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:04,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2022-10-17 16:51:04,149 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-10-17 16:51:04,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:51:04,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:04,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:04,381 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:04,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:04,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2022-10-17 16:51:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2022-10-17 16:51:04,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:51:04,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:04,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:04,743 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:04,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2022-10-17 16:51:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2022-10-17 16:51:04,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:51:04,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:04,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:05,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2022-10-17 16:51:05,181 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2022-10-17 16:51:05,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:51:05,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:05,468 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2022-10-17 16:51:05,582 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2022-10-17 16:51:05,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:51:05,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:05,850 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:05,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2022-10-17 16:51:05,964 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-10-17 16:51:05,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:51:05,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:06,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:06,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2022-10-17 16:51:06,380 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-10-17 16:51:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:51:06,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:06,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:06,664 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:06,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-10-17 16:51:06,782 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-10-17 16:51:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:51:06,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:06,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:07,094 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:07,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:07,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2022-10-17 16:51:07,205 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2022-10-17 16:51:07,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:51:07,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:07,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:07,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2022-10-17 16:51:07,647 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-10-17 16:51:07,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:51:07,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:07,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:07,981 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:08,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2022-10-17 16:51:08,113 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-10-17 16:51:08,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:51:08,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:08,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:08,486 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:08,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:08,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2022-10-17 16:51:08,629 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-10-17 16:51:08,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:51:08,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:08,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:08,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:09,068 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:09,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:09,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2022-10-17 16:51:09,221 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-10-17 16:51:09,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:51:09,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:09,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:09,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-10-17 16:51:09,781 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-10-17 16:51:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:51:09,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:09,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:10,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:10,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2022-10-17 16:51:10,385 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2022-10-17 16:51:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:51:10,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:10,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:11,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2022-10-17 16:51:11,046 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2022-10-17 16:51:11,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:51:11,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:11,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:11,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:11,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2022-10-17 16:51:11,753 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-10-17 16:51:11,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:51:11,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:11,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:12,261 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:12,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:12,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2022-10-17 16:51:12,418 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-10-17 16:51:12,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:51:12,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:12,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:12,910 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:13,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2022-10-17 16:51:13,071 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2022-10-17 16:51:13,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:51:13,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,680 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2022-10-17 16:51:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-10-17 16:51:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:51:13,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:14,390 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:14,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:14,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2022-10-17 16:51:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-10-17 16:51:14,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:51:14,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:14,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:15,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:15,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2022-10-17 16:51:15,332 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-10-17 16:51:15,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:51:15,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:15,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:15,932 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:16,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:16,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2022-10-17 16:51:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-10-17 16:51:16,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:51:16,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:16,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:16,739 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2022-10-17 16:51:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-10-17 16:51:16,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:51:16,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:16,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,524 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:17,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2022-10-17 16:51:17,716 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2022-10-17 16:51:17,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:51:17,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:18,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:18,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2022-10-17 16:51:18,508 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2022-10-17 16:51:18,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:51:18,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:18,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:19,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2022-10-17 16:51:19,345 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2022-10-17 16:51:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:51:19,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:19,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:20,068 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2022-10-17 16:51:20,255 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-10-17 16:51:20,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:51:20,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:20,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2022-10-17 16:51:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-10-17 16:51:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:51:21,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:21,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:22,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2022-10-17 16:51:22,053 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2022-10-17 16:51:22,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:51:22,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:22,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:22,831 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:23,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:23,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2022-10-17 16:51:23,030 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2022-10-17 16:51:23,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:51:23,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:23,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:23,754 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:23,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2022-10-17 16:51:23,978 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-10-17 16:51:23,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:51:23,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:23,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:24,741 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:51:24,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:24,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2022-10-17 16:51:24,977 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2022-10-17 16:51:24,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:51:24,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:24,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat