./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_find_ground-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_find_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 104899a801011b0e3641a72d1ef00a1787a9f1724318580031d49da34b73c0d4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:16:52,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:16:53,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:16:53,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:16:53,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:16:53,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:16:53,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:16:53,077 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:16:53,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:16:53,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:16:53,079 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:16:53,080 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:16:53,081 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:16:53,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:16:53,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:16:53,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:16:53,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:16:53,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:16:53,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:16:53,084 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:16:53,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:16:53,086 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:16:53,086 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:16:53,087 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:16:53,088 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:16:53,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:16:53,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:53,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:16:53,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:16:53,091 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:16:53,091 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:16:53,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:16:53,092 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:16:53,093 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_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 104899a801011b0e3641a72d1ef00a1787a9f1724318580031d49da34b73c0d4 [2023-11-24 22:16:53,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:16:53,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:16:53,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:16:53,396 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:16:53,403 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:16:53,405 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-examples/standard_find_ground-1.i [2023-11-24 22:16:56,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:16:56,635 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:16:56,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/sv-benchmarks/c/array-examples/standard_find_ground-1.i [2023-11-24 22:16:56,643 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/data/8d44081a3/1f0b6cb8124e4a3e9d963cf1618c0dce/FLAG2a81add44 [2023-11-24 22:16:56,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/data/8d44081a3/1f0b6cb8124e4a3e9d963cf1618c0dce [2023-11-24 22:16:56,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:16:56,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:16:56,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:56,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:16:56,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:16:56,672 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:56" (1/1) ... [2023-11-24 22:16:56,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30abb2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:56, skipping insertion in model container [2023-11-24 22:16:56,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:56" (1/1) ... [2023-11-24 22:16:56,698 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:16:56,903 WARN L240 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_738f69e0-c797-43a3-82a5-62b21a1c4f2a/sv-benchmarks/c/array-examples/standard_find_ground-1.i[855,868] [2023-11-24 22:16:56,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:56,960 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:16:56,976 WARN L240 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_738f69e0-c797-43a3-82a5-62b21a1c4f2a/sv-benchmarks/c/array-examples/standard_find_ground-1.i[855,868] [2023-11-24 22:16:56,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:57,006 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:16:57,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57 WrapperNode [2023-11-24 22:16:57,007 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:57,008 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:57,008 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:16:57,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:16:57,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,051 INFO L138 Inliner]: procedures = 16, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2023-11-24 22:16:57,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:57,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:16:57,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:16:57,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:16:57,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,092 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:16:57,101 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:16:57,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:16:57,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:16:57,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:57,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:16:57,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:16:57,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738f69e0-c797-43a3-82a5-62b21a1c4f2a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:16:57,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:16:57,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:16:57,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:16:57,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:16:57,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:16:57,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:16:57,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:16:57,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:16:57,257 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:16:57,259 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:16:57,421 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:16:57,470 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:16:57,471 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 22:16:57,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:57 BoogieIcfgContainer [2023-11-24 22:16:57,473 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:16:57,474 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:16:57,474 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:16:57,485 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:16:57,485 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:57" (1/1) ... [2023-11-24 22:16:57,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:16:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:57,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-24 22:16:57,554 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-24 22:16:57,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:16:57,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:57,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:57,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:57,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2023-11-24 22:16:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2023-11-24 22:16:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:16:57,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:57,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:57,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:57,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2023-11-24 22:16:57,983 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2023-11-24 22:16:57,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:16:57,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:57,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:58,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:58,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:58,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2023-11-24 22:16:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2023-11-24 22:16:58,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:16:58,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:58,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:58,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 22:16:58,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:58,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2023-11-24 22:16:58,634 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2023-11-24 22:16:58,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:16:58,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:58,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:58,797 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:58,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2023-11-24 22:16:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2023-11-24 22:16:58,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:16:58,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:58,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:59,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:59,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2023-11-24 22:16:59,186 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2023-11-24 22:16:59,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:16:59,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:59,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:59,386 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:59,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:59,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-24 22:16:59,560 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-24 22:16:59,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:16:59,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:59,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:59,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-24 22:16:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-24 22:16:59,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:16:59,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:59,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:00,022 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:00,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:00,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-11-24 22:17:00,222 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-11-24 22:17:00,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:00,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:00,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:00,359 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:00,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:00,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-24 22:17:00,555 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-24 22:17:00,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:00,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:00,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:00,730 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:00,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-24 22:17:00,943 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-24 22:17:00,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:00,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:00,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:01,094 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:01,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:01,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-24 22:17:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-24 22:17:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:01,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:01,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:01,488 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:01,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:01,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-24 22:17:01,736 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-24 22:17:01,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:17:01,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:01,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:01,961 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:02,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:02,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2023-11-24 22:17:02,194 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2023-11-24 22:17:02,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:17:02,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:02,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:02,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:02,440 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:02,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:02,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2023-11-24 22:17:02,698 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-24 22:17:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:17:02,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:02,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:02,971 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:03,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:03,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2023-11-24 22:17:03,224 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-24 22:17:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:17:03,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:03,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:03,457 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:03,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-11-24 22:17:03,729 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-24 22:17:03,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:03,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:03,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:03,973 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:04,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:04,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-11-24 22:17:04,248 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-24 22:17:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:17:04,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:04,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:04,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:04,488 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:04,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:04,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2023-11-24 22:17:04,779 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2023-11-24 22:17:04,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:17:04,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:04,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:05,132 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:05,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:05,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2023-11-24 22:17:05,465 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2023-11-24 22:17:05,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:17:05,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:05,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:06,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:06,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-24 22:17:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-24 22:17:06,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:17:06,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:06,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:06,454 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:06,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:06,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2023-11-24 22:17:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-24 22:17:06,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:17:06,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:06,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2023-11-24 22:17:07,448 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2023-11-24 22:17:07,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:17:07,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:07,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:07,750 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:08,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:08,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2023-11-24 22:17:08,164 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2023-11-24 22:17:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:17:08,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:08,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:08,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:08,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2023-11-24 22:17:08,895 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-24 22:17:08,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:17:08,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:08,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:09,248 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:09,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:09,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2023-11-24 22:17:09,649 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-24 22:17:09,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:17:09,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:09,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:10,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:10,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 40 states and 47 transitions. [2023-11-24 22:17:10,453 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2023-11-24 22:17:10,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:17:10,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:10,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:10,821 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:11,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 41 states and 48 transitions. [2023-11-24 22:17:11,292 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2023-11-24 22:17:11,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:17:11,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:11,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:11,690 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:12,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:12,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2023-11-24 22:17:12,122 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-11-24 22:17:12,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:17:12,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:12,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:12,560 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:12,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:12,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2023-11-24 22:17:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2023-11-24 22:17:12,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:17:12,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:12,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:13,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:13,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2023-11-24 22:17:13,860 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2023-11-24 22:17:13,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:17:13,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:13,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:14,298 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:14,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:14,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-11-24 22:17:14,765 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-24 22:17:14,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:17:14,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:14,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:15,209 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:15,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:15,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2023-11-24 22:17:15,698 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-11-24 22:17:15,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:17:15,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:15,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:16,141 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:16,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 47 states and 54 transitions. [2023-11-24 22:17:16,612 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions. [2023-11-24 22:17:16,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:17:16,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:16,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:17,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:17,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2023-11-24 22:17:17,634 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2023-11-24 22:17:17,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:17:17,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:17,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:18,138 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:18,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:18,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2023-11-24 22:17:18,700 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2023-11-24 22:17:18,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:17:18,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:18,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:19,226 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:19,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2023-11-24 22:17:19,749 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-24 22:17:19,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:17:19,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:19,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:20,344 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:20,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:20,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2023-11-24 22:17:20,853 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2023-11-24 22:17:20,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:17:20,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:20,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:21,440 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:22,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:22,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 52 states and 59 transitions. [2023-11-24 22:17:22,025 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2023-11-24 22:17:22,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:17:22,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:22,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:22,602 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 53 states and 60 transitions. [2023-11-24 22:17:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2023-11-24 22:17:23,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:17:23,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:23,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:23,786 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 54 states and 61 transitions. [2023-11-24 22:17:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2023-11-24 22:17:24,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:17:24,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:24,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:24,987 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:25,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 55 states and 62 transitions. [2023-11-24 22:17:25,525 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2023-11-24 22:17:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:17:25,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:25,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:26,158 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:26,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:26,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 56 states and 63 transitions. [2023-11-24 22:17:26,787 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 63 transitions. [2023-11-24 22:17:26,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:17:26,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:26,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:28,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:28,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2023-11-24 22:17:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2023-11-24 22:17:28,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:17:28,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:28,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:28,754 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:29,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:29,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 58 states and 65 transitions. [2023-11-24 22:17:29,338 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2023-11-24 22:17:29,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:17:29,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:29,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:29,970 INFO L134 CoverageAnalysis]: Checked inductivity of 948 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:30,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:30,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2023-11-24 22:17:30,640 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2023-11-24 22:17:30,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:17:30,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:30,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:31,338 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 60 states and 67 transitions. [2023-11-24 22:17:31,971 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2023-11-24 22:17:31,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:17:31,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:31,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:32,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:33,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:33,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2023-11-24 22:17:33,287 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2023-11-24 22:17:33,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:17:33,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:33,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:33,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:34,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:34,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 62 states and 69 transitions. [2023-11-24 22:17:34,696 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 69 transitions. [2023-11-24 22:17:34,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:17:34,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:34,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:35,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:36,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:36,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions. [2023-11-24 22:17:36,117 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2023-11-24 22:17:36,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:17:36,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:36,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:36,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1178 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:37,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:37,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 64 states and 71 transitions. [2023-11-24 22:17:37,433 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 71 transitions. [2023-11-24 22:17:37,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:17:37,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:37,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:38,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:38,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:38,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 65 states and 72 transitions. [2023-11-24 22:17:38,927 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 72 transitions. [2023-11-24 22:17:38,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:17:38,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:38,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:39,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:40,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:40,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-11-24 22:17:40,369 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-24 22:17:40,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:17:40,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:40,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat