./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/dll2n_append_equal.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_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/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_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_append_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/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_f254ec69-b183-4edc-ac17-c107e82f40b7/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 3a59620f668b7c0725f940bc66e10441fbb56ee9b9fb687de4bd19a3f12eaeda --- 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 16:39:48,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:48,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:48,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:48,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:48,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:48,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:48,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:48,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:49,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:49,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:49,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:49,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:49,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:49,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:49,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:49,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:49,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:49,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:49,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:49,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:49,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:49,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:49,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:49,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:49,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:49,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:49,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:49,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:49,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:49,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:49,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:49,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:49,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:49,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:49,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:49,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:49,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:49,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:49,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:49,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:49,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:49,123 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:49,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:49,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:49,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:49,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:49,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:49,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:49,126 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:49,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:49,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:49,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:49,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:49,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:49,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:49,129 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:49,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:49,129 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:49,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:49,130 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:49,130 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:49,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:49,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:49,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:49,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:49,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:49,131 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:49,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:49,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:49,133 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_f254ec69-b183-4edc-ac17-c107e82f40b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a59620f668b7c0725f940bc66e10441fbb56ee9b9fb687de4bd19a3f12eaeda [2022-10-17 16:39:49,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:49,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:49,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:49,486 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:49,487 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:49,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-simple/dll2n_append_equal.i [2022-10-17 16:39:49,568 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/data/6ab819fa2/1a2eb3c59b3b40f0b0a32d2bf0dd400e/FLAG39ff51b5a [2022-10-17 16:39:50,218 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:50,219 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/sv-benchmarks/c/list-simple/dll2n_append_equal.i [2022-10-17 16:39:50,241 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/data/6ab819fa2/1a2eb3c59b3b40f0b0a32d2bf0dd400e/FLAG39ff51b5a [2022-10-17 16:39:50,508 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/data/6ab819fa2/1a2eb3c59b3b40f0b0a32d2bf0dd400e [2022-10-17 16:39:50,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:50,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:50,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:50,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:50,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:50,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:50" (1/1) ... [2022-10-17 16:39:50,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce2be7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:50, skipping insertion in model container [2022-10-17 16:39:50,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:50" (1/1) ... [2022-10-17 16:39:50,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:50,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:51,003 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_f254ec69-b183-4edc-ac17-c107e82f40b7/sv-benchmarks/c/list-simple/dll2n_append_equal.i[24333,24346] [2022-10-17 16:39:51,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:51,015 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:51,078 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_f254ec69-b183-4edc-ac17-c107e82f40b7/sv-benchmarks/c/list-simple/dll2n_append_equal.i[24333,24346] [2022-10-17 16:39:51,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:51,117 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:51,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51 WrapperNode [2022-10-17 16:39:51,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:51,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:51,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:51,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:51,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,169 INFO L138 Inliner]: procedures = 127, calls = 37, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 122 [2022-10-17 16:39:51,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:51,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:51,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:51,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:51,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,241 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:51,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:51,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:51,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:51,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:51,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:51,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:51,295 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:51,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f254ec69-b183-4edc-ac17-c107e82f40b7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:39:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:39:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2022-10-17 16:39:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2022-10-17 16:39:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:39:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:39:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:39:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:39:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:51,536 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:51,538 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:51,903 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:51,974 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:51,974 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:39:51,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:51 BoogieIcfgContainer [2022-10-17 16:39:51,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:51,978 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:51,979 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:51,990 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:51,990 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:51" (1/1) ... [2022-10-17 16:39:52,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:52,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:52,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2022-10-17 16:39:52,059 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2022-10-17 16:39:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:39:52,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:52,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:52,546 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 16:39:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2022-10-17 16:39:52,631 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2022-10-17 16:39:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:39:52,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:52,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:53,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-10-17 16:39:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-10-17 16:39:53,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:53,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:53,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:39:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 46 transitions. [2022-10-17 16:39:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2022-10-17 16:39:53,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:53,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:53,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:54,727 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:56,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:56,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 67 transitions. [2022-10-17 16:39:56,408 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-10-17 16:39:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:56,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:56,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:56,904 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:56,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 67 transitions. [2022-10-17 16:39:56,922 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-10-17 16:39:56,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:56,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:56,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:57,313 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 67 transitions. [2022-10-17 16:39:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-10-17 16:39:57,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:57,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:57,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:57,682 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:57,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:57,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 67 transitions. [2022-10-17 16:39:57,698 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-10-17 16:39:57,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:57,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:57,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:58,034 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:58,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:58,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 67 transitions. [2022-10-17 16:39:58,061 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-10-17 16:39:58,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:58,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:58,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:58,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:39:58,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:58,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 67 transitions. [2022-10-17 16:39:58,302 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-10-17 16:39:58,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:58,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:58,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:39:59,025 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:39:59,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:59,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:59,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:59,249 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:39:59,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:59,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:39:59,264 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:39:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:59,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:59,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:59,586 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:59,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:59,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:39:59,612 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:39:59,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:59,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:59,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:59,952 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:39:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:39:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:59,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:59,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:00,306 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:00,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:00,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:00,331 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:00,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:00,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:00,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:00,557 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:00,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:00,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:00,573 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:00,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:00,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:00,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:00,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:00,892 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:00,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:00,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:00,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:01,160 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:01,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:01,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:01,176 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:01,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:01,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:01,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:01,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:01,478 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:01,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:01,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:01,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:01,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:01,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:01,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:02,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:02,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:02,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:02,319 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:02,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:02,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:02,335 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:02,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:02,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:02,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:02,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:02,639 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:02,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:02,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:02,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:02,871 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:02,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:02,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,174 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:03,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:03,192 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:03,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:03,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,426 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:03,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:03,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:03,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,973 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:03,992 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:03,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:04,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:04,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:04,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:04,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:04,627 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:04,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:04,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,922 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:04,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:04,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:04,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,226 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:05,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:05,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:05,241 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:05,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:05,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:05,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,527 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:05,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:05,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:05,544 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:05,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:05,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,836 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:05,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:05,855 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:05,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:05,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:05,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:06,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:06,101 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:06,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:06,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,391 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:06,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:06,411 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:06,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:06,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:06,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:06,723 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:06,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:06,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,974 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:06,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:06,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:06,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,275 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:07,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:07,289 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:07,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:07,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,611 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:07,629 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:07,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,930 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:07,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:07,943 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:07,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:07,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:08,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:08,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,521 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:08,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:08,536 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:08,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:08,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,825 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:08,839 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:08,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:08,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,136 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:09,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,441 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:09,457 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:09,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:09,770 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:09,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:09,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:10,052 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:10,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:10,066 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:10,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:10,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:10,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:10,340 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:10,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:10,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:10,353 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:10,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:10,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:10,626 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:10,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:10,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:10,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:10,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:10,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:10,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:10,932 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:10,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:10,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,204 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:11,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:11,218 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:11,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,484 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:11,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:11,501 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:11,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:11,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:11,840 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:11,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:11,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:12,168 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:12,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:12,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:12,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:12,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:12,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:12,464 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:12,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:12,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:12,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:12,686 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:12,699 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:12,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:12,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:12,916 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:12,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:12,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:12,929 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:12,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:12,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:12,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,160 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:13,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:13,172 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:13,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:13,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:13,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:13,418 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:13,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:13,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,637 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:13,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:13,652 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:13,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:13,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,879 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:13,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:13,893 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:13,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:13,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,161 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:14,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:14,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:14,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,470 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:14,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:14,482 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:14,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:14,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:14,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,973 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:14,986 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:14,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:14,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,220 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:15,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:15,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,496 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:15,509 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:15,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,745 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:15,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:15,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,970 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:15,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:15,981 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:15,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:15,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:16,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:16,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:16,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:16,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:16,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:16,453 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:16,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:16,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 71 transitions. [2022-10-17 16:40:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-10-17 16:40:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:40:16,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:16,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat