./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL --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 c6b726a83620fff2a21a6dbfdec50e244c1786dd86dd76b1719515a59b3627ac --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:10,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:10,533 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:09:10,539 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:09:10,540 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:09:10,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:10,571 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:10,571 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:10,572 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:10,573 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:10,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:09:10,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:10,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:10,575 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:09:10,576 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:09:10,577 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:09:10,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:10,578 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:09:10,578 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:10,579 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:10,580 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:10,584 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:10,584 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:10,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:10,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:10,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:10,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:10,587 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:09:10,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:09:10,588 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_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6b726a83620fff2a21a6dbfdec50e244c1786dd86dd76b1719515a59b3627ac [2023-11-19 03:09:10,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:10,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:10,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:10,944 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:10,945 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:10,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/forester-heap/sll-buckets-1.i [2023-11-19 03:09:14,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:14,462 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:14,463 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/sv-benchmarks/c/forester-heap/sll-buckets-1.i [2023-11-19 03:09:14,481 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/data/cc2d2a038/dab58452333c4a10a24c89d83ce2d245/FLAG2931d8364 [2023-11-19 03:09:14,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/data/cc2d2a038/dab58452333c4a10a24c89d83ce2d245 [2023-11-19 03:09:14,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:14,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:14,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:14,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:14,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:14,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:14,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dbca9da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14, skipping insertion in model container [2023-11-19 03:09:14,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:14,587 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:14,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:14,943 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:15,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:15,058 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:15,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15 WrapperNode [2023-11-19 03:09:15,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:15,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:15,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:15,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:15,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,103 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,134 INFO L138 Inliner]: procedures = 119, calls = 47, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 178 [2023-11-19 03:09:15,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:15,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:15,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:15,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:15,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,179 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:15,196 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:15,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:15,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:15,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:15" (1/1) ... [2023-11-19 03:09:15,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:15,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:15,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:15,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8610897-7db0-405c-bfa5-4ecad6549c80/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:09:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:09:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:09:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:09:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:09:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:09:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:09:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:15,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:15,434 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:15,436 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:16,028 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:16,111 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:16,111 INFO L302 CfgBuilder]: Removed 15 assume(true) statements. [2023-11-19 03:09:16,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:16 BoogieIcfgContainer [2023-11-19 03:09:16,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:16,117 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:16,117 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:16,127 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:16,128 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:16" (1/1) ... [2023-11-19 03:09:16,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:09:16,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:16,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 148 states and 178 transitions. [2023-11-19 03:09:16,196 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 178 transitions. [2023-11-19 03:09:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:09:16,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:16,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:16,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:16,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:16,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 147 states and 177 transitions. [2023-11-19 03:09:16,420 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 177 transitions. [2023-11-19 03:09:16,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:09:16,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:16,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:16,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:16,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 146 states and 176 transitions. [2023-11-19 03:09:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 176 transitions. [2023-11-19 03:09:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:09:16,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:16,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:16,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 145 states and 175 transitions. [2023-11-19 03:09:16,771 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 175 transitions. [2023-11-19 03:09:16,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:09:16,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:16,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:16,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:16,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:16,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 144 states and 174 transitions. [2023-11-19 03:09:16,882 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2023-11-19 03:09:16,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:09:16,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:16,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:17,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2023-11-19 03:09:17,176 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2023-11-19 03:09:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:09:17,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:17,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:17,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:17,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 142 states and 172 transitions. [2023-11-19 03:09:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 172 transitions. [2023-11-19 03:09:17,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:09:17,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:17,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:17,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:17,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:17,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 141 states and 171 transitions. [2023-11-19 03:09:17,509 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2023-11-19 03:09:17,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:09:17,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:17,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:17,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 140 states and 170 transitions. [2023-11-19 03:09:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 170 transitions. [2023-11-19 03:09:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:09:17,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:17,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:17,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:18,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:18,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 139 states and 169 transitions. [2023-11-19 03:09:18,144 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 169 transitions. [2023-11-19 03:09:18,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:09:18,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:18,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:18,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:19,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:19,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 168 transitions. [2023-11-19 03:09:19,260 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 168 transitions. [2023-11-19 03:09:19,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:09:19,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:19,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:19,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:19,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 137 states and 167 transitions. [2023-11-19 03:09:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 167 transitions. [2023-11-19 03:09:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:09:19,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:19,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:19,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:20,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 136 states and 166 transitions. [2023-11-19 03:09:20,072 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 166 transitions. [2023-11-19 03:09:20,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:09:20,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:20,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:20,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:20,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 135 states and 165 transitions. [2023-11-19 03:09:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 165 transitions. [2023-11-19 03:09:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:09:20,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:20,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:20,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:20,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 134 states and 164 transitions. [2023-11-19 03:09:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 164 transitions. [2023-11-19 03:09:20,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:09:20,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:20,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:20,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:20,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:20,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 133 states and 163 transitions. [2023-11-19 03:09:20,637 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 163 transitions. [2023-11-19 03:09:20,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:09:20,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:20,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:20,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:21,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:21,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 132 states and 162 transitions. [2023-11-19 03:09:21,050 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 162 transitions. [2023-11-19 03:09:21,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:09:21,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:21,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:21,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:21,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:21,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 131 states and 161 transitions. [2023-11-19 03:09:21,904 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 161 transitions. [2023-11-19 03:09:21,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:09:21,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:21,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:23,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 130 states and 160 transitions. [2023-11-19 03:09:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 160 transitions. [2023-11-19 03:09:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:09:23,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:23,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:23,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 129 states and 159 transitions. [2023-11-19 03:09:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 159 transitions. [2023-11-19 03:09:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:09:23,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:23,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:23,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:23,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 128 states and 158 transitions. [2023-11-19 03:09:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 158 transitions. [2023-11-19 03:09:23,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:09:23,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:23,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:23,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 127 states and 157 transitions. [2023-11-19 03:09:23,612 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 157 transitions. [2023-11-19 03:09:23,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:09:23,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:23,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:23,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:23,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 126 states and 156 transitions. [2023-11-19 03:09:23,766 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 156 transitions. [2023-11-19 03:09:23,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:09:23,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:23,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:23,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:24,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:24,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 125 states and 154 transitions. [2023-11-19 03:09:24,038 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 154 transitions. [2023-11-19 03:09:24,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:09:24,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:24,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:24,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:24,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 124 states and 153 transitions. [2023-11-19 03:09:24,659 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2023-11-19 03:09:24,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:09:24,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:24,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:24,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 128 states and 161 transitions. [2023-11-19 03:09:27,631 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 161 transitions. [2023-11-19 03:09:27,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:09:27,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:27,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:27,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:30,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 171 transitions. [2023-11-19 03:09:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2023-11-19 03:09:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:09:30,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:30,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:30,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:35,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:35,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 138 states and 180 transitions. [2023-11-19 03:09:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 180 transitions. [2023-11-19 03:09:35,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:09:35,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:35,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:35,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:35,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:35,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 137 states and 179 transitions. [2023-11-19 03:09:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 179 transitions. [2023-11-19 03:09:35,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:09:35,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:35,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:35,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:35,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 136 states and 178 transitions. [2023-11-19 03:09:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 178 transitions. [2023-11-19 03:09:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:35,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:35,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:35,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:36,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:36,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 135 states and 177 transitions. [2023-11-19 03:09:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 177 transitions. [2023-11-19 03:09:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:36,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:36,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:36,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:36,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:36,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 136 states and 179 transitions. [2023-11-19 03:09:36,761 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 179 transitions. [2023-11-19 03:09:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:36,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:36,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:36,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 135 states and 178 transitions. [2023-11-19 03:09:36,833 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 178 transitions. [2023-11-19 03:09:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:36,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:36,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:37,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:37,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:37,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 134 states and 177 transitions. [2023-11-19 03:09:37,829 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 177 transitions. [2023-11-19 03:09:37,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:37,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:37,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:37,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:37,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:37,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 133 states and 176 transitions. [2023-11-19 03:09:37,913 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 176 transitions. [2023-11-19 03:09:37,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:37,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:37,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:38,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:38,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:38,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 132 states and 175 transitions. [2023-11-19 03:09:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 175 transitions. [2023-11-19 03:09:38,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:09:38,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:38,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:40,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:49,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:49,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2023-11-19 03:09:49,927 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2023-11-19 03:09:49,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:09:49,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:49,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:49,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:50,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:50,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 143 states and 191 transitions. [2023-11-19 03:09:50,551 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 191 transitions. [2023-11-19 03:09:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:09:50,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:50,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:50,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 143 states and 189 transitions. [2023-11-19 03:09:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 189 transitions. [2023-11-19 03:09:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:09:50,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:50,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 139 states and 183 transitions. [2023-11-19 03:09:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 183 transitions. [2023-11-19 03:09:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:09:50,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:50,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:50,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:51,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 141 states and 185 transitions. [2023-11-19 03:09:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 185 transitions. [2023-11-19 03:09:51,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:09:51,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:51,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:51,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:51,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 142 states and 185 transitions. [2023-11-19 03:09:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 185 transitions. [2023-11-19 03:09:51,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:09:51,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:51,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:51,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:51,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 142 states and 182 transitions. [2023-11-19 03:09:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 182 transitions. [2023-11-19 03:09:51,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:09:51,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:51,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:51,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:52,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:52,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 147 states and 188 transitions. [2023-11-19 03:09:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 188 transitions. [2023-11-19 03:09:52,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:09:52,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:52,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:52,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:52,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 152 states and 194 transitions. [2023-11-19 03:09:52,409 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 194 transitions. [2023-11-19 03:09:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:09:52,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:52,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:52,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:53,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:53,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 161 states and 209 transitions. [2023-11-19 03:09:53,455 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 209 transitions. [2023-11-19 03:09:53,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:09:53,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:53,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:00,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:00,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2023-11-19 03:10:00,343 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2023-11-19 03:10:00,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:10:00,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:00,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:00,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.