./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:37,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:37,703 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:52:37,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:37,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:37,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:37,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:37,743 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:37,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:37,745 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:37,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:37,747 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:37,748 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:37,749 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:37,749 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:37,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:37,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:37,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:37,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:37,753 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:37,753 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:37,756 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:37,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:37,758 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:37,758 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:37,759 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:37,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:37,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:37,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:37,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:37,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:37,763 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:37,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:37,764 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:37,764 INFO L153 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_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 [2023-11-11 23:52:38,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:38,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:38,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:38,162 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:38,162 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:38,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2023-11-11 23:52:41,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:41,644 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:41,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2023-11-11 23:52:41,662 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/data/47c11eadc/a0450d8dd42a4698beac31228c5f01c5/FLAG93ec95586 [2023-11-11 23:52:41,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/data/47c11eadc/a0450d8dd42a4698beac31228c5f01c5 [2023-11-11 23:52:41,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:41,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:41,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:41,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:41,705 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:41,706 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:41" (1/1) ... [2023-11-11 23:52:41,707 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bd911ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:41, skipping insertion in model container [2023-11-11 23:52:41,707 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:41" (1/1) ... [2023-11-11 23:52:41,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:42,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:42,144 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:42,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:42,284 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:42,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42 WrapperNode [2023-11-11 23:52:42,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:42,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:42,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:42,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:42,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,371 INFO L138 Inliner]: procedures = 127, calls = 59, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 204 [2023-11-11 23:52:42,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:42,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:42,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:42,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:42,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,408 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,423 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,435 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:42,443 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:42,444 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:42,444 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:42,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:42" (1/1) ... [2023-11-11 23:52:42,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:42,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:42,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:42,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f3e221-f4ed-4c85-9c7b-dfed60981b99/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2023-11-11 23:52:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2023-11-11 23:52:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:52:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:52:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:52:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:52:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:42,761 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:42,763 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:43,182 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:43,374 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:43,375 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-11 23:52:43,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:43 BoogieIcfgContainer [2023-11-11 23:52:43,378 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:43,380 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:43,382 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:43,394 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:43,395 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:43" (1/1) ... [2023-11-11 23:52:43,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:43,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:43,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2023-11-11 23:52:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2023-11-11 23:52:43,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:52:43,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:43,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:43,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:43,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:43,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 72 transitions. [2023-11-11 23:52:43,984 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-11-11 23:52:43,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:43,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:43,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:44,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:52:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 76 transitions. [2023-11-11 23:52:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2023-11-11 23:52:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:52:44,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:44,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:44,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:52:44,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:44,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 77 transitions. [2023-11-11 23:52:44,494 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2023-11-11 23:52:44,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:52:44,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:44,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:52:44,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:44,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 88 transitions. [2023-11-11 23:52:44,972 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2023-11-11 23:52:44,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:52:44,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:44,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:45,119 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:52:45,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:45,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 89 transitions. [2023-11-11 23:52:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 89 transitions. [2023-11-11 23:52:45,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:52:45,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:45,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:45,368 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:52:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 53 states and 66 transitions. [2023-11-11 23:52:45,490 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-11-11 23:52:45,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:52:45,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:45,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:45,640 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-11 23:52:45,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:45,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 52 states and 65 transitions. [2023-11-11 23:52:45,957 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2023-11-11 23:52:45,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:52:45,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:45,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:46,281 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-11 23:52:46,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:46,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 51 states and 64 transitions. [2023-11-11 23:52:46,896 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2023-11-11 23:52:46,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:52:46,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:46,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:47,176 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-11 23:52:47,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:47,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 68 transitions. [2023-11-11 23:52:47,371 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-11 23:52:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:52:47,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:47,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:47,552 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-11 23:52:47,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:47,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 69 transitions. [2023-11-11 23:52:47,572 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2023-11-11 23:52:47,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:52:47,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:47,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-11 23:52:49,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 56 states and 70 transitions. [2023-11-11 23:52:49,173 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2023-11-11 23:52:49,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:52:49,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:49,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:49,516 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:49,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:49,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 60 states and 77 transitions. [2023-11-11 23:52:49,660 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-11 23:52:49,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:52:49,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:49,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:50,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 81 transitions. [2023-11-11 23:52:50,222 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-11 23:52:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:52:50,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:50,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:50,588 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:50,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:50,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 68 states and 88 transitions. [2023-11-11 23:52:50,954 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2023-11-11 23:52:50,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:52:50,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:50,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:51,236 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:51,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:51,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 72 states and 93 transitions. [2023-11-11 23:52:51,523 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-11 23:52:51,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:52:51,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:51,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:51,621 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:51,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:51,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 72 states and 92 transitions. [2023-11-11 23:52:51,636 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2023-11-11 23:52:51,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:52:51,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:51,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:52,005 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:52,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 76 states and 98 transitions. [2023-11-11 23:52:52,121 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 98 transitions. [2023-11-11 23:52:52,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:52:52,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:52,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:52,488 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:52,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 80 states and 104 transitions. [2023-11-11 23:52:52,917 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 104 transitions. [2023-11-11 23:52:52,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:52:52,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:52,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:53,278 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:53,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 70 states and 89 transitions. [2023-11-11 23:52:53,364 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 89 transitions. [2023-11-11 23:52:53,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:52:53,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:53,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:53,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:53,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 75 states and 96 transitions. [2023-11-11 23:52:53,888 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2023-11-11 23:52:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:52:53,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:53,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:54,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:54,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 79 states and 101 transitions. [2023-11-11 23:52:54,435 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2023-11-11 23:52:54,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:52:54,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:54,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:54,582 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:57,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:57,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 85 states and 113 transitions. [2023-11-11 23:52:57,952 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions. [2023-11-11 23:52:57,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:52:57,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:57,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:58,097 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:58,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:58,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 86 states and 114 transitions. [2023-11-11 23:52:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2023-11-11 23:52:58,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:52:58,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:58,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:58,564 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:52:58,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:58,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 88 states and 116 transitions. [2023-11-11 23:52:58,929 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2023-11-11 23:52:58,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:52:58,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:58,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 93 states and 125 transitions. [2023-11-11 23:53:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2023-11-11 23:53:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:53:00,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:00,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:00,467 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:00,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:00,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 98 states and 132 transitions. [2023-11-11 23:53:00,757 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2023-11-11 23:53:00,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:53:00,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:00,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:01,099 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:01,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:01,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 102 states and 137 transitions. [2023-11-11 23:53:01,385 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2023-11-11 23:53:01,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:53:01,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:01,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:01,568 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:53:02,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:02,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 106 states and 142 transitions. [2023-11-11 23:53:02,052 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 142 transitions. [2023-11-11 23:53:02,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:53:02,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:02,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:02,191 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:53:02,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 106 states and 141 transitions. [2023-11-11 23:53:02,812 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 141 transitions. [2023-11-11 23:53:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:53:02,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:02,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:03,400 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:04,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 111 states and 150 transitions. [2023-11-11 23:53:04,283 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 150 transitions. [2023-11-11 23:53:04,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:53:04,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:04,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:05,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 116 states and 157 transitions. [2023-11-11 23:53:05,031 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2023-11-11 23:53:05,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:53:05,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,477 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 120 states and 162 transitions. [2023-11-11 23:53:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 162 transitions. [2023-11-11 23:53:05,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:53:05,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,953 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-11 23:53:06,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 124 states and 167 transitions. [2023-11-11 23:53:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 167 transitions. [2023-11-11 23:53:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:53:06,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:06,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,720 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-11 23:53:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 124 states and 166 transitions. [2023-11-11 23:53:07,471 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 166 transitions. [2023-11-11 23:53:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:53:07,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,054 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:09,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 129 states and 175 transitions. [2023-11-11 23:53:09,100 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 175 transitions. [2023-11-11 23:53:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:53:09,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:09,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:09,556 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:09,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 134 states and 182 transitions. [2023-11-11 23:53:09,952 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 182 transitions. [2023-11-11 23:53:09,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:53:09,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,358 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:10,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 138 states and 187 transitions. [2023-11-11 23:53:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 187 transitions. [2023-11-11 23:53:10,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:53:10,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:10,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-11-11 23:53:11,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:11,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 192 transitions. [2023-11-11 23:53:11,464 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 192 transitions. [2023-11-11 23:53:11,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:53:11,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:11,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:11,600 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-11-11 23:53:12,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:12,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 142 states and 191 transitions. [2023-11-11 23:53:12,413 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2023-11-11 23:53:12,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:53:12,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:12,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:13,061 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:14,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:14,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 147 states and 200 transitions. [2023-11-11 23:53:14,116 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 200 transitions. [2023-11-11 23:53:14,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:53:14,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:14,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:14,549 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:14,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 152 states and 207 transitions. [2023-11-11 23:53:14,948 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 207 transitions. [2023-11-11 23:53:14,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:53:14,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:14,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:15,417 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:15,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:15,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 156 states and 212 transitions. [2023-11-11 23:53:15,797 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 212 transitions. [2023-11-11 23:53:15,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:53:15,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:15,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:15,938 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-11 23:53:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:16,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 160 states and 217 transitions. [2023-11-11 23:53:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 217 transitions. [2023-11-11 23:53:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:53:16,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:16,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:16,843 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-11 23:53:17,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:17,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 160 states and 216 transitions. [2023-11-11 23:53:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 216 transitions. [2023-11-11 23:53:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:53:17,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:17,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:18,291 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:19,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 165 states and 225 transitions. [2023-11-11 23:53:19,425 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 225 transitions. [2023-11-11 23:53:19,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:53:19,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:20,058 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:20,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:20,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 170 states and 232 transitions. [2023-11-11 23:53:20,476 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 232 transitions. [2023-11-11 23:53:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:53:20,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:20,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:20,967 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:21,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:21,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 174 states and 237 transitions. [2023-11-11 23:53:21,359 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 237 transitions. [2023-11-11 23:53:21,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:53:21,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:21,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:21,527 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-11-11 23:53:22,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:22,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 178 states and 242 transitions. [2023-11-11 23:53:22,239 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 242 transitions. [2023-11-11 23:53:22,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:53:22,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:22,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:22,390 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-11-11 23:53:23,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:23,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 178 states and 241 transitions. [2023-11-11 23:53:23,408 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 241 transitions. [2023-11-11 23:53:23,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-11 23:53:23,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:23,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:24,117 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:25,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:25,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 183 states and 250 transitions. [2023-11-11 23:53:25,449 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 250 transitions. [2023-11-11 23:53:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:53:25,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:25,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat