./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcmp_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/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_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcmp_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/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 64bit --witnessprinter.graph.data.programhash aeb0ffd1fb7d571e7b8e6363e4fb0cbfb012450e9b632e655c35a1ee40a56c64 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:46,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:47,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-19 03:57:47,014 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:57:47,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:57:47,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:47,041 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:47,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:47,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:47,043 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:57:47,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:47,044 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:57:47,044 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:57:47,045 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:57:47,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:47,046 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:57:47,047 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:47,047 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:47,048 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:47,049 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:47,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:47,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:47,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:47,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:47,052 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:57:47,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:57:47,053 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_23ae64e6-e215-4fbc-80c3-a4d963856c08/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aeb0ffd1fb7d571e7b8e6363e4fb0cbfb012450e9b632e655c35a1ee40a56c64 [2023-11-19 03:57:47,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:47,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:47,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:47,381 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:47,382 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:47,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-15/cstrcmp_malloc.i [2023-11-19 03:57:50,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:50,704 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:50,705 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/sv-benchmarks/c/termination-15/cstrcmp_malloc.i [2023-11-19 03:57:50,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/data/0ec2ba9c6/144a35a675fd4cb1b655f2c6c40ff787/FLAG1a82bdfb5 [2023-11-19 03:57:50,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/data/0ec2ba9c6/144a35a675fd4cb1b655f2c6c40ff787 [2023-11-19 03:57:50,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:50,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:50,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:50,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:50,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:50,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:50" (1/1) ... [2023-11-19 03:57:50,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf31428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:50, skipping insertion in model container [2023-11-19 03:57:50,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:50" (1/1) ... [2023-11-19 03:57:50,810 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:51,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:51,149 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:51,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:51,273 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:51,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51 WrapperNode [2023-11-19 03:57:51,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:51,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:51,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:51,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:51,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,344 INFO L138 Inliner]: procedures = 152, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-19 03:57:51,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:51,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:51,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:51,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:51,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,365 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,384 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,394 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:51,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:51,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:51,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:51,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:51,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:51,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:51,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ae64e6-e215-4fbc-80c3-a4d963856c08/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:57:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:57:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:57:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:57:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:51,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:51,616 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:51,618 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:51,906 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:51,998 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:51,999 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:57:52,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:52 BoogieIcfgContainer [2023-11-19 03:57:52,004 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:52,005 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:52,005 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:52,015 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:52,016 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:52,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:57:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:52,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 39 states and 41 transitions. [2023-11-19 03:57:52,085 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2023-11-19 03:57:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:57:52,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:52,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:52,486 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 03:57:52,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2023-11-19 03:57:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2023-11-19 03:57:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:57:52,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:52,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:52,901 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 03:57:53,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:53,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2023-11-19 03:57:53,061 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2023-11-19 03:57:53,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:57:53,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:53,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:53,240 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 03:57:53,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:53,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2023-11-19 03:57:53,513 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2023-11-19 03:57:53,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:57:53,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:53,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:53,728 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 03:57:54,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:54,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2023-11-19 03:57:54,208 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2023-11-19 03:57:54,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:57:54,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:54,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:54,275 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 03:57:54,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:54,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2023-11-19 03:57:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2023-11-19 03:57:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:57:54,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:54,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:54,729 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 03:57:55,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:55,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2023-11-19 03:57:55,271 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2023-11-19 03:57:55,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:57:55,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:55,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:55,311 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 03:57:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:55,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 36 states and 39 transitions. [2023-11-19 03:57:55,330 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2023-11-19 03:57:55,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:57:55,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:55,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:55,446 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 03:57:55,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:55,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 38 states and 42 transitions. [2023-11-19 03:57:55,525 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2023-11-19 03:57:55,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:57:55,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:55,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:55,638 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 03:57:55,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2023-11-19 03:57:55,882 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-11-19 03:57:55,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:57:55,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:55,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:56,074 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 03:57:57,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:57,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2023-11-19 03:57:57,270 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2023-11-19 03:57:57,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:57:57,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:57,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:57,356 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 03:57:57,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:57,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2023-11-19 03:57:57,449 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2023-11-19 03:57:57,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:57:57,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:57,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:57,472 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 03:57:57,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:57,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2023-11-19 03:57:57,685 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2023-11-19 03:57:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:57:57,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:57,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:57,738 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 03:57:57,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:57,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2023-11-19 03:57:57,999 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2023-11-19 03:57:58,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:57:58,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:58,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:58,041 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 03:57:58,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:58,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 66 transitions. [2023-11-19 03:57:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2023-11-19 03:57:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:57:58,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:58,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:58,484 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 03:57:59,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:59,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 57 states and 69 transitions. [2023-11-19 03:57:59,842 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2023-11-19 03:57:59,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:57:59,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:59,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:59,866 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 03:58:00,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:00,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 65 transitions. [2023-11-19 03:58:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2023-11-19 03:58:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:58:00,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:00,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:00,976 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 03:58:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2023-11-19 03:58:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2023-11-19 03:58:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:58:04,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:04,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:04,824 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 03:58:05,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:05,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2023-11-19 03:58:05,124 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2023-11-19 03:58:05,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:58:05,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:05,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:05,160 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 03:58:07,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:07,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2023-11-19 03:58:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2023-11-19 03:58:07,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:58:07,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:07,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:07,351 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 03:58:11,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:11,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 73 states and 94 transitions. [2023-11-19 03:58:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2023-11-19 03:58:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:58:11,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:11,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:11,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:58:12,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:12,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 72 states and 93 transitions. [2023-11-19 03:58:12,049 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-19 03:58:12,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:58:12,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:12,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:12,121 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 03:58:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:12,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 74 states and 95 transitions. [2023-11-19 03:58:12,593 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2023-11-19 03:58:12,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:58:12,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:12,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:12,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:12,622 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 03:58:16,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:16,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2023-11-19 03:58:16,005 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2023-11-19 03:58:16,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:58:16,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:16,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:16,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2023-11-19 03:58:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2023-11-19 03:58:16,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:58:16,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:16,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:18,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 93 states and 131 transitions. [2023-11-19 03:58:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 131 transitions. [2023-11-19 03:58:24,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:58:24,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:24,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:58:24,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:24,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 95 states and 133 transitions. [2023-11-19 03:58:24,972 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2023-11-19 03:58:24,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:58:24,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:24,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:25,002 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 03:58:26,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:26,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 97 states and 135 transitions. [2023-11-19 03:58:26,600 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2023-11-19 03:58:26,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:58:26,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:26,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:26,635 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 03:58:32,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 106 states and 152 transitions. [2023-11-19 03:58:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 152 transitions. [2023-11-19 03:58:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:58:32,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:32,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:39,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 113 states and 175 transitions. [2023-11-19 03:58:39,703 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 175 transitions. [2023-11-19 03:58:39,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:58:39,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:39,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:39,729 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 03:58:41,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:41,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 115 states and 177 transitions. [2023-11-19 03:58:41,404 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 177 transitions. [2023-11-19 03:58:41,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:58:41,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:41,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:58:42,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:42,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 117 states and 178 transitions. [2023-11-19 03:58:42,598 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 178 transitions. [2023-11-19 03:58:42,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:58:42,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:42,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:42,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.