./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/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_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/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-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 68e1c5cf050539b3ee8f058d38ff7af5aea2a400d05e41e0185e4509f45301e0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:10:51,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:10:51,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-11-19 03:10:51,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:10:51,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:10:51,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:10:51,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:10:51,356 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:10:51,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:10:51,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:10:51,363 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:10:51,363 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:10:51,364 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:10:51,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:10:51,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:10:51,366 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:10:51,367 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:10:51,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:10:51,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:10:51,368 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:10:51,369 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:10:51,369 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:10:51,370 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:10:51,371 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:10:51,371 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:10:51,372 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:10:51,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:10:51,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:10:51,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:10:51,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:10:51,375 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:10:51,375 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:10:51,375 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_c60c0be4-93da-4dc8-bf45-387879d2b7e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68e1c5cf050539b3ee8f058d38ff7af5aea2a400d05e41e0185e4509f45301e0 [2023-11-19 03:10:51,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:10:51,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:10:51,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:10:51,784 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:10:51,785 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:10:51,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2023-11-19 03:10:54,856 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:10:55,192 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:10:55,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2023-11-19 03:10:55,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/data/bbdade033/60328a0a66fe423294b11b6fd1e7b904/FLAG10d654362 [2023-11-19 03:10:55,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/data/bbdade033/60328a0a66fe423294b11b6fd1e7b904 [2023-11-19 03:10:55,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:10:55,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:10:55,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:10:55,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:10:55,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:10:55,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132a5c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55, skipping insertion in model container [2023-11-19 03:10:55,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,307 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:10:55,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:10:55,669 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:10:55,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:10:55,755 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:10:55,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55 WrapperNode [2023-11-19 03:10:55,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:10:55,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:10:55,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:10:55,757 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:10:55,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,810 INFO L138 Inliner]: procedures = 129, calls = 41, calls flagged for inlining = 11, calls inlined = 15, statements flattened = 252 [2023-11-19 03:10:55,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:10:55,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:10:55,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:10:55,812 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:10:55,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,827 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,844 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,847 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:10:55,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:10:55,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:10:55,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:10:55,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:55" (1/1) ... [2023-11-19 03:10:55,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:10:55,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:10:55,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:10:55,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c60c0be4-93da-4dc8-bf45-387879d2b7e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:10:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:10:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:10:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:10:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:10:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:10:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:10:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:10:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:10:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:10:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:10:56,095 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:10:56,102 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:10:56,494 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:10:56,623 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:10:56,623 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-19 03:10:56,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:10:56 BoogieIcfgContainer [2023-11-19 03:10:56,642 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:10:56,643 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:10:56,644 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:10:56,655 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:10:56,655 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:10:56" (1/1) ... [2023-11-19 03:10:56,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:10:56,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:56,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2023-11-19 03:10:56,720 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2023-11-19 03:10:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:10:56,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:56,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:57,218 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 03:10:57,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:57,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2023-11-19 03:10:57,292 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2023-11-19 03:10:57,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:57,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:57,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:57,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2023-11-19 03:10:57,397 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2023-11-19 03:10:57,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:10:57,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:57,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:57,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:58,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:58,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2023-11-19 03:10:58,178 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2023-11-19 03:10:58,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:58,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:58,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:58,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:10:59,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 57 states and 95 transitions. [2023-11-19 03:10:59,236 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 95 transitions. [2023-11-19 03:10:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:10:59,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:59,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:59,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:10:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:59,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 57 states and 94 transitions. [2023-11-19 03:10:59,297 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 94 transitions. [2023-11-19 03:10:59,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:10:59,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:59,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:59,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:59,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2023-11-19 03:10:59,733 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2023-11-19 03:10:59,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:10:59,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:59,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:59,923 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:11:00,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 63 states and 106 transitions. [2023-11-19 03:11:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 106 transitions. [2023-11-19 03:11:00,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:11:00,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:00,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,353 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:00,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:00,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 65 states and 112 transitions. [2023-11-19 03:11:00,524 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 112 transitions. [2023-11-19 03:11:00,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:11:00,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:00,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:11:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:02,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 75 states and 134 transitions. [2023-11-19 03:11:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 134 transitions. [2023-11-19 03:11:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:11:02,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:02,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:02,893 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:11:03,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 76 states and 134 transitions. [2023-11-19 03:11:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 134 transitions. [2023-11-19 03:11:03,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:11:03,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:03,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:03,230 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:11:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:03,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 79 states and 141 transitions. [2023-11-19 03:11:03,538 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 141 transitions. [2023-11-19 03:11:03,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:11:03,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:03,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:11:04,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:04,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 85 states and 153 transitions. [2023-11-19 03:11:04,544 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 153 transitions. [2023-11-19 03:11:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:11:04,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:04,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:04,696 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:11:05,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:05,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 89 states and 158 transitions. [2023-11-19 03:11:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 158 transitions. [2023-11-19 03:11:05,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:11:05,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:05,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:05,423 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:11:06,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:06,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 93 states and 166 transitions. [2023-11-19 03:11:06,029 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 166 transitions. [2023-11-19 03:11:06,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:11:06,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:06,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:11:06,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:06,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 93 states and 165 transitions. [2023-11-19 03:11:06,104 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 165 transitions. [2023-11-19 03:11:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:11:06,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:06,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:06,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:11:06,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:06,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 96 states and 168 transitions. [2023-11-19 03:11:06,289 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 168 transitions. [2023-11-19 03:11:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:11:06,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:06,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:06,403 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:11:06,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:06,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 97 states and 168 transitions. [2023-11-19 03:11:06,697 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 168 transitions. [2023-11-19 03:11:06,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:11:06,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:06,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:06,857 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:11:07,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:07,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 100 states and 173 transitions. [2023-11-19 03:11:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 173 transitions. [2023-11-19 03:11:07,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:11:07,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:07,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:07,547 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:11:08,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:08,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 106 states and 185 transitions. [2023-11-19 03:11:08,284 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 185 transitions. [2023-11-19 03:11:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:11:08,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:08,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:11:08,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 108 states and 189 transitions. [2023-11-19 03:11:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 189 transitions. [2023-11-19 03:11:08,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:11:08,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:08,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:09,138 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:11:09,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:09,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 90 states and 150 transitions. [2023-11-19 03:11:09,166 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 150 transitions. [2023-11-19 03:11:09,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:11:09,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:09,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:09,323 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:11:09,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:09,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 91 states and 152 transitions. [2023-11-19 03:11:09,629 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 152 transitions. [2023-11-19 03:11:09,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:11:09,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:09,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:11:10,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:10,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 94 states and 158 transitions. [2023-11-19 03:11:10,203 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 158 transitions. [2023-11-19 03:11:10,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:11:10,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:10,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:10,422 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:11:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:10,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 96 states and 160 transitions. [2023-11-19 03:11:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2023-11-19 03:11:10,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:11:10,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:10,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:11,011 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:11:11,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:11,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 99 states and 163 transitions. [2023-11-19 03:11:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 163 transitions. [2023-11-19 03:11:11,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:11:11,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:11,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:11,194 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:11:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:11,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 168 transitions. [2023-11-19 03:11:11,895 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 168 transitions. [2023-11-19 03:11:11,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:11:11,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:11,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:13,222 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:11:20,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:20,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 129 states and 219 transitions. [2023-11-19 03:11:20,071 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 219 transitions. [2023-11-19 03:11:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:11:20,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:20,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:20,193 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:11:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:20,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 99 states and 162 transitions. [2023-11-19 03:11:20,232 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 162 transitions. [2023-11-19 03:11:20,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:11:20,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:20,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:11:21,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:21,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 100 states and 164 transitions. [2023-11-19 03:11:21,084 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 164 transitions. [2023-11-19 03:11:21,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:11:21,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:21,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:21,260 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:11:22,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:22,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 105 states and 173 transitions. [2023-11-19 03:11:22,871 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 173 transitions. [2023-11-19 03:11:22,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:11:22,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:22,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:24,186 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:11:27,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 112 states and 195 transitions. [2023-11-19 03:11:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 195 transitions. [2023-11-19 03:11:27,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:11:27,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:27,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:31,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:31,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 117 states and 206 transitions. [2023-11-19 03:11:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 206 transitions. [2023-11-19 03:11:31,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:11:31,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:31,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:31,516 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:11:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:31,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 120 states and 213 transitions. [2023-11-19 03:11:31,885 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2023-11-19 03:11:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:11:31,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:31,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:32,342 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:33,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:33,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 128 states and 226 transitions. [2023-11-19 03:11:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 226 transitions. [2023-11-19 03:11:33,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:11:33,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:33,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:34,029 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:11:35,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:35,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 131 states and 232 transitions. [2023-11-19 03:11:35,062 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 232 transitions. [2023-11-19 03:11:35,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:11:35,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:35,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.