./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/cstrchr-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/cstrchr-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 71679b2a85162a2bf4315b62ab1893b5cfd06e20fc9e264973bd31bc9d08e300 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:01:34,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:01:34,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 03:01:34,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:01:34,857 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:01:34,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:01:34,895 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:01:34,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:01:34,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:01:34,897 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:01:34,897 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:01:34,898 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:01:34,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:01:34,899 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:01:34,899 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:01:34,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:01:34,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:01:34,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:01:34,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:01:34,899 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:01:34,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:01:34,900 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 71679b2a85162a2bf4315b62ab1893b5cfd06e20fc9e264973bd31bc9d08e300 [2024-11-25 03:01:35,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:01:35,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:01:35,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:01:35,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:01:35,247 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:01:35,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/array-memsafety/cstrchr-alloca-2.i [2024-11-25 03:01:38,284 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/data/64e1633e5/a450507814884e80abd8954b4c16fa7c/FLAGd14582214 [2024-11-25 03:01:38,623 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:01:38,623 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/sv-benchmarks/c/array-memsafety/cstrchr-alloca-2.i [2024-11-25 03:01:38,640 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/data/64e1633e5/a450507814884e80abd8954b4c16fa7c/FLAGd14582214 [2024-11-25 03:01:38,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/data/64e1633e5/a450507814884e80abd8954b4c16fa7c [2024-11-25 03:01:38,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:01:38,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:01:38,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:01:38,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:01:38,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:01:38,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:01:38" (1/1) ... [2024-11-25 03:01:38,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14c59479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:38, skipping insertion in model container [2024-11-25 03:01:38,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:01:38" (1/1) ... [2024-11-25 03:01:38,708 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:01:39,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:01:39,070 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:01:39,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:01:39,155 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:01:39,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39 WrapperNode [2024-11-25 03:01:39,156 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:01:39,157 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:01:39,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:01:39,158 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:01:39,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,206 INFO L138 Inliner]: procedures = 117, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2024-11-25 03:01:39,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:01:39,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:01:39,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:01:39,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:01:39,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,223 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:01:39,230 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:01:39,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:01:39,231 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:01:39,232 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:01:39,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:01:39,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:01:39,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84586b9-1a7d-4f5f-8e29-b19fb39d80c2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:01:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 03:01:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 03:01:39,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 03:01:39,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:01:39,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:01:39,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:01:39,417 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:01:39,419 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:01:39,581 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-25 03:01:39,581 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:01:39,644 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:01:39,644 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:01:39,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:01:39 BoogieIcfgContainer [2024-11-25 03:01:39,645 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:01:39,646 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:01:39,646 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:01:39,656 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:01:39,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:01:39" (1/1) ... [2024-11-25 03:01:39,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:01:39,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2024-11-25 03:01:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-11-25 03:01:39,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:01:39,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:39,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:39,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:39,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:39,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2024-11-25 03:01:39,997 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-11-25 03:01:39,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:01:39,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:39,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:40,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:40,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2024-11-25 03:01:40,848 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2024-11-25 03:01:40,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:01:40,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:40,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:40,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:40,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:40,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-25 03:01:40,938 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-25 03:01:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:01:40,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:40,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:41,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:41,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:41,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-11-25 03:01:41,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-25 03:01:41,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:01:41,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:41,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:41,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:41,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:41,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2024-11-25 03:01:41,822 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2024-11-25 03:01:41,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:01:41,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:41,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:41,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:42,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-25 03:01:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-25 03:01:42,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:01:42,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:42,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:44,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:44,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2024-11-25 03:01:44,336 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2024-11-25 03:01:44,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:01:44,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:44,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:44,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:46,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:46,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2024-11-25 03:01:46,168 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2024-11-25 03:01:46,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:01:46,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:46,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:46,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:46,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:46,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2024-11-25 03:01:46,787 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2024-11-25 03:01:46,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 03:01:46,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:46,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:46,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:46,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:46,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2024-11-25 03:01:46,820 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2024-11-25 03:01:46,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 03:01:46,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:46,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:46,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:47,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:47,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2024-11-25 03:01:47,001 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2024-11-25 03:01:47,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:01:47,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:47,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:47,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:47,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 46 transitions. [2024-11-25 03:01:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-11-25 03:01:47,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:01:47,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:47,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:47,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:47,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2024-11-25 03:01:47,105 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2024-11-25 03:01:47,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:01:47,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:47,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:47,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:47,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:47,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2024-11-25 03:01:47,531 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2024-11-25 03:01:47,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:01:47,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:47,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:48,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:49,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:49,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2024-11-25 03:01:49,217 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2024-11-25 03:01:49,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:01:49,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:49,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:49,977 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:51,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:51,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-25 03:01:51,412 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-25 03:01:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:01:51,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:51,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:51,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:52,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:52,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2024-11-25 03:01:52,844 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2024-11-25 03:01:52,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:01:52,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:52,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:53,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:55,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2024-11-25 03:01:55,063 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2024-11-25 03:01:55,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:01:55,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:55,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:58,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:58,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2024-11-25 03:01:58,101 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2024-11-25 03:01:58,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:01:58,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:58,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:01:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2024-11-25 03:01:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2024-11-25 03:01:59,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 03:01:59,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:59,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:59,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:02:01,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-11-25 03:02:01,031 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-11-25 03:02:01,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:02:01,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:01,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:01,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:02:01,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:01,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 40 states and 56 transitions. [2024-11-25 03:02:01,648 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2024-11-25 03:02:01,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:02:01,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:01,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:01,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 03:02:02,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:02,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-11-25 03:02:02,386 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-11-25 03:02:02,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:02:02,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:02,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:02:02,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:02,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2024-11-25 03:02:02,744 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2024-11-25 03:02:02,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:02:02,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:02,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:02:03,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:03,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2024-11-25 03:02:03,250 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2024-11-25 03:02:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 03:02:03,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:03,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:04,438 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:02:08,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:08,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2024-11-25 03:02:08,527 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2024-11-25 03:02:08,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 03:02:08,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:08,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:08,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 03:02:10,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:10,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2024-11-25 03:02:10,242 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2024-11-25 03:02:10,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 03:02:10,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:10,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:02:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 43 states and 55 transitions. [2024-11-25 03:02:15,724 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2024-11-25 03:02:15,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:02:15,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:15,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 03:02:17,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:17,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2024-11-25 03:02:17,569 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2024-11-25 03:02:17,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:02:17,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:17,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:02:27,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:27,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2024-11-25 03:02:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2024-11-25 03:02:27,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:02:27,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:27,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:27,667 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-25 03:02:28,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:28,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2024-11-25 03:02:28,107 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2024-11-25 03:02:28,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:02:28,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:28,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:02:37,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2024-11-25 03:02:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2024-11-25 03:02:37,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:02:37,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:37,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:37,999 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-25 03:02:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:38,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2024-11-25 03:02:38,410 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2024-11-25 03:02:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:02:38,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:38,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:39,935 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:02:50,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:50,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2024-11-25 03:02:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2024-11-25 03:02:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:02:50,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:50,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:52,085 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:02:59,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2024-11-25 03:02:59,725 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2024-11-25 03:02:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 03:02:59,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:59,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:01,737 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 13 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:03:13,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:13,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 85 states and 122 transitions. [2024-11-25 03:03:13,116 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2024-11-25 03:03:13,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 03:03:13,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:13,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:15,857 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:03:25,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:25,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 89 states and 126 transitions. [2024-11-25 03:03:25,438 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2024-11-25 03:03:25,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 03:03:25,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:25,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:27,615 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 16 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:03:41,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:41,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 101 states and 149 transitions. [2024-11-25 03:03:41,224 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 149 transitions. [2024-11-25 03:03:41,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 03:03:41,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:41,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:44,481 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 16 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:03:55,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:55,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 105 states and 153 transitions. [2024-11-25 03:03:55,932 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 153 transitions. [2024-11-25 03:03:55,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-25 03:03:55,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:55,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:58,624 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 19 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:04:14,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:14,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 117 states and 177 transitions. [2024-11-25 03:04:14,524 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 177 transitions. [2024-11-25 03:04:14,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 03:04:14,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:14,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:18,557 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 25 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:04:32,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:32,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 121 states and 181 transitions. [2024-11-25 03:04:32,506 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 181 transitions. [2024-11-25 03:04:32,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-25 03:04:32,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:32,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:35,405 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 22 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:04:53,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:53,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 133 states and 206 transitions. [2024-11-25 03:04:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 206 transitions. [2024-11-25 03:04:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 03:04:53,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:53,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:58,895 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 36 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:05:15,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:15,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 137 states and 210 transitions. [2024-11-25 03:05:15,233 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 210 transitions. [2024-11-25 03:05:15,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-25 03:05:15,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:15,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:05:15,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 25 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:05:39,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:39,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 149 states and 236 transitions. [2024-11-25 03:05:39,582 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 236 transitions. [2024-11-25 03:05:39,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-25 03:05:39,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:39,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:05:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:48,231 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 49 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:06:09,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:06:09,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 153 states and 240 transitions. [2024-11-25 03:06:09,918 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 240 transitions. [2024-11-25 03:06:09,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 03:06:09,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:06:09,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:06:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:06:13,591 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 28 proven. 243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:06:37,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:06:37,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 165 states and 267 transitions. [2024-11-25 03:06:37,602 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 267 transitions. [2024-11-25 03:06:37,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 03:06:37,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:06:37,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:06:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:06:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 64 proven. 226 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:07:08,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:07:08,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 169 states and 271 transitions. [2024-11-25 03:07:08,272 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 271 transitions. [2024-11-25 03:07:08,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 03:07:08,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:07:08,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:07:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:07:12,448 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 31 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:07:39,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:07:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 181 states and 299 transitions. [2024-11-25 03:07:39,568 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 299 transitions. [2024-11-25 03:07:39,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 03:07:39,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:07:39,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:07:39,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:07:48,289 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 81 proven. 271 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:08:13,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:13,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 185 states and 303 transitions. [2024-11-25 03:08:13,406 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 303 transitions. [2024-11-25 03:08:13,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-25 03:08:13,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:13,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:17,863 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 34 proven. 363 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:08:47,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:47,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 197 states and 332 transitions. [2024-11-25 03:08:47,986 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 332 transitions. [2024-11-25 03:08:47,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-25 03:08:47,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:47,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:59,306 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 100 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:09:30,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:09:30,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 201 states and 336 transitions. [2024-11-25 03:09:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 336 transitions. [2024-11-25 03:09:30,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-25 03:09:30,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:09:30,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:09:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:09:35,432 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 37 proven. 432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:10:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:10:10,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 213 states and 366 transitions. [2024-11-25 03:10:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 366 transitions. [2024-11-25 03:10:10,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-25 03:10:10,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:10:10,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:10:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:10:21,986 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 121 proven. 373 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:10:54,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:10:54,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 217 states and 370 transitions. [2024-11-25 03:10:54,691 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 370 transitions. [2024-11-25 03:10:54,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-25 03:10:54,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:10:54,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:10:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:10:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 40 proven. 507 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:11:37,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:11:37,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 229 states and 401 transitions. [2024-11-25 03:11:37,397 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 401 transitions. [2024-11-25 03:11:37,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-25 03:11:37,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:11:37,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:11:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:11:53,246 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 144 proven. 430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:12:32,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:12:32,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 233 states and 405 transitions. [2024-11-25 03:12:32,092 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 405 transitions. [2024-11-25 03:12:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-25 03:12:32,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:12:32,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:12:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:12:38,103 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 43 proven. 588 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:13:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:13:18,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 245 states and 437 transitions. [2024-11-25 03:13:18,985 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 437 transitions. [2024-11-25 03:13:18,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-25 03:13:18,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:13:18,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:13:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:13:35,449 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 169 proven. 491 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:14:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:14:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 249 states and 441 transitions. [2024-11-25 03:14:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 441 transitions. [2024-11-25 03:14:17,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-25 03:14:17,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:14:17,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:14:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:14:24,902 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 46 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:15:13,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:15:13,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 261 states and 474 transitions. [2024-11-25 03:15:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 474 transitions. [2024-11-25 03:15:13,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-25 03:15:13,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:15:13,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:15:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat