./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2 --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 6ef2b56a2f4ebf2e6f7f4ededf8760f087ff726b08e36644d8dcb52a8d087cd1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:14,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:14,600 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:30:14,610 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:14,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:14,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:14,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:14,654 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:14,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:14,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:14,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:14,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:14,664 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:14,666 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:14,666 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:14,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:14,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:14,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:14,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:14,669 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:14,669 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:14,670 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:14,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:14,672 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:14,673 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:14,674 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:14,675 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:14,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:14,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:14,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:14,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:14,678 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:14,678 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:14,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:14,679 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:14,679 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_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ef2b56a2f4ebf2e6f7f4ededf8760f087ff726b08e36644d8dcb52a8d087cd1 [2023-11-21 18:30:15,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:15,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:15,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:15,051 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:15,051 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:15,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength6.c [2023-11-21 18:30:18,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:18,650 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:18,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength6.c [2023-11-21 18:30:18,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/data/1371e2fa5/593ccd930df64204934f1e62010c9c00/FLAGbff23a644 [2023-11-21 18:30:18,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/data/1371e2fa5/593ccd930df64204934f1e62010c9c00 [2023-11-21 18:30:18,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:18,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:18,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:18,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:18,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:18,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:18" (1/1) ... [2023-11-21 18:30:18,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca6efde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:18, skipping insertion in model container [2023-11-21 18:30:18,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:18" (1/1) ... [2023-11-21 18:30:18,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:18,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:18,988 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:19,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:19,040 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:19,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19 WrapperNode [2023-11-21 18:30:19,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:19,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:19,045 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:19,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:19,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,092 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-21 18:30:19,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:19,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:19,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:19,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:19,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:19,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:19,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:19,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:19,151 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:19,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:19,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:19,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bd5848-d347-46e5-a73b-4e0da4c9ccb7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:19,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:30:19,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:19,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:30:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:30:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:30:19,370 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:19,373 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:19,698 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:19,786 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:19,787 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:30:19,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:19 BoogieIcfgContainer [2023-11-21 18:30:19,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:19,791 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:19,792 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:19,806 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:19,807 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:30:19,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:19,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-21 18:30:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-21 18:30:19,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:30:19,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:19,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:20,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-21 18:30:20,467 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-21 18:30:20,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:30:20,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:20,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-21 18:30:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-21 18:30:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:30:20,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-21 18:30:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-21 18:30:20,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:30:20,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:21,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2023-11-21 18:30:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2023-11-21 18:30:21,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:30:21,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:21,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:21,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:21,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-21 18:30:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-21 18:30:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:30:21,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:21,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:21,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2023-11-21 18:30:21,607 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2023-11-21 18:30:21,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:30:21,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:21,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:30:22,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:22,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2023-11-21 18:30:22,220 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2023-11-21 18:30:22,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:22,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:22,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:22,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:22,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2023-11-21 18:30:22,740 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2023-11-21 18:30:22,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:22,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:22,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:30:22,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:22,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2023-11-21 18:30:22,865 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2023-11-21 18:30:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:30:22,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:22,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:30:23,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2023-11-21 18:30:23,432 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2023-11-21 18:30:23,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:30:23,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:23,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2023-11-21 18:30:23,693 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2023-11-21 18:30:23,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:30:23,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:23,852 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:24,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 46 states and 69 transitions. [2023-11-21 18:30:24,195 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 69 transitions. [2023-11-21 18:30:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:30:24,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:24,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:30:24,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:24,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 48 states and 70 transitions. [2023-11-21 18:30:24,409 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 70 transitions. [2023-11-21 18:30:24,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:30:24,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:24,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:24,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:24,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2023-11-21 18:30:24,932 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2023-11-21 18:30:24,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:30:24,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:24,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:25,134 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:25,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 79 transitions. [2023-11-21 18:30:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2023-11-21 18:30:25,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:30:25,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:25,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:25,728 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:30:25,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:25,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2023-11-21 18:30:25,921 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2023-11-21 18:30:25,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:30:25,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:25,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:26,119 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:26,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 86 transitions. [2023-11-21 18:30:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2023-11-21 18:30:26,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:30:26,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:26,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2023-11-21 18:30:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2023-11-21 18:30:27,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:30:27,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:27,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:27,486 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:30:27,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:27,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2023-11-21 18:30:27,689 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2023-11-21 18:30:27,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:30:27,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:27,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:27,972 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:28,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2023-11-21 18:30:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2023-11-21 18:30:28,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:30:28,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:28,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:28,737 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:29,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2023-11-21 18:30:29,344 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2023-11-21 18:30:29,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:30:29,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:29,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:30:29,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2023-11-21 18:30:29,620 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2023-11-21 18:30:29,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:30:29,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:29,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:29,916 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:30,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:30,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 106 transitions. [2023-11-21 18:30:30,429 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2023-11-21 18:30:30,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:30:30,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:30,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:31,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2023-11-21 18:30:31,463 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2023-11-21 18:30:31,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:30:31,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:31,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:31,509 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:30:31,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:31,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 80 states and 110 transitions. [2023-11-21 18:30:31,744 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 110 transitions. [2023-11-21 18:30:31,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:30:31,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:31,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:32,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:32,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 83 states and 116 transitions. [2023-11-21 18:30:32,679 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 116 transitions. [2023-11-21 18:30:32,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:30:32,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:32,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:30:33,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:33,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 86 states and 119 transitions. [2023-11-21 18:30:33,303 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 119 transitions. [2023-11-21 18:30:33,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:30:33,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:33,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:33,380 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:30:33,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:33,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 88 states and 120 transitions. [2023-11-21 18:30:33,647 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions. [2023-11-21 18:30:33,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:30:33,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:33,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:34,000 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:30:34,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:34,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 91 states and 123 transitions. [2023-11-21 18:30:34,744 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 123 transitions. [2023-11-21 18:30:34,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:30:34,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:34,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:35,070 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:35,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:35,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 94 states and 129 transitions. [2023-11-21 18:30:35,692 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 129 transitions. [2023-11-21 18:30:35,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:30:35,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:35,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:35,748 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:30:36,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 96 states and 130 transitions. [2023-11-21 18:30:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 130 transitions. [2023-11-21 18:30:36,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:30:36,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,431 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:30:37,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 99 states and 133 transitions. [2023-11-21 18:30:37,324 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2023-11-21 18:30:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:30:37,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,705 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:38,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 102 states and 139 transitions. [2023-11-21 18:30:38,359 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 139 transitions. [2023-11-21 18:30:38,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:30:38,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:30:38,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2023-11-21 18:30:38,743 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2023-11-21 18:30:38,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:30:38,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:39,150 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:30:40,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:40,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 143 transitions. [2023-11-21 18:30:40,100 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 143 transitions. [2023-11-21 18:30:40,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:30:40,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:40,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:41,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:41,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 110 states and 149 transitions. [2023-11-21 18:30:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 149 transitions. [2023-11-21 18:30:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:30:41,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:41,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:41,263 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:30:41,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:41,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 112 states and 150 transitions. [2023-11-21 18:30:41,603 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 150 transitions. [2023-11-21 18:30:41,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:30:41,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:41,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:30:43,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:43,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 115 states and 153 transitions. [2023-11-21 18:30:43,122 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 153 transitions. [2023-11-21 18:30:43,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:30:43,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:43,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:43,577 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:44,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:44,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 118 states and 159 transitions. [2023-11-21 18:30:44,412 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 159 transitions. [2023-11-21 18:30:44,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:30:44,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:44,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:44,468 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:30:44,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:44,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 120 states and 160 transitions. [2023-11-21 18:30:44,828 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 160 transitions. [2023-11-21 18:30:44,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:30:44,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:44,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:30:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:46,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 123 states and 163 transitions. [2023-11-21 18:30:46,314 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 163 transitions. [2023-11-21 18:30:46,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:30:46,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:46,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:46,792 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:47,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 126 states and 169 transitions. [2023-11-21 18:30:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 169 transitions. [2023-11-21 18:30:47,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:30:47,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:47,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:47,659 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-21 18:30:48,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:48,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 128 states and 170 transitions. [2023-11-21 18:30:48,049 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 170 transitions. [2023-11-21 18:30:48,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:30:48,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:48,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:48,593 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 1 proven. 145 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:30:49,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:49,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 131 states and 173 transitions. [2023-11-21 18:30:49,717 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 173 transitions. [2023-11-21 18:30:49,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:30:49,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:49,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:50,227 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 134 states and 179 transitions. [2023-11-21 18:30:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 179 transitions. [2023-11-21 18:30:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:30:51,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:51,217 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-21 18:30:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 136 states and 180 transitions. [2023-11-21 18:30:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 180 transitions. [2023-11-21 18:30:51,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:30:51,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 1 proven. 176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:30:53,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:53,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 139 states and 183 transitions. [2023-11-21 18:30:53,492 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 183 transitions. [2023-11-21 18:30:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:30:53,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:53,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:54,047 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:54,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:54,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 142 states and 189 transitions. [2023-11-21 18:30:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 189 transitions. [2023-11-21 18:30:54,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:30:54,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:54,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:55,043 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-21 18:30:55,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:55,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 144 states and 190 transitions. [2023-11-21 18:30:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 190 transitions. [2023-11-21 18:30:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:30:55,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:55,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,073 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 1 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:30:57,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:57,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 147 states and 193 transitions. [2023-11-21 18:30:57,312 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 193 transitions. [2023-11-21 18:30:57,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:30:57,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:57,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:58,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:58,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 150 states and 199 transitions. [2023-11-21 18:30:58,904 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 199 transitions. [2023-11-21 18:30:58,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:30:58,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:58,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:58,967 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-21 18:30:59,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 152 states and 200 transitions. [2023-11-21 18:30:59,364 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 200 transitions. [2023-11-21 18:30:59,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:30:59,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,052 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 1 proven. 247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:31:01,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:01,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2023-11-21 18:31:01,528 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2023-11-21 18:31:01,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:31:01,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:01,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:02,149 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:03,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:03,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 158 states and 209 transitions. [2023-11-21 18:31:03,236 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 209 transitions. [2023-11-21 18:31:03,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:31:03,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:03,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:03,298 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-21 18:31:03,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:03,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 160 states and 210 transitions. [2023-11-21 18:31:03,753 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 210 transitions. [2023-11-21 18:31:03,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:31:03,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:03,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat