./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/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_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-queue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9a441ad5f70efa202eb02609b90cbc83f5bf4487618c2a09bffcfe320d65f90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:26:19,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:26:19,226 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:26:19,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:26:19,232 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:26:19,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:26:19,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:26:19,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:26:19,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:26:19,262 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:26:19,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:26:19,264 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:26:19,264 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:26:19,265 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:26:19,266 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:26:19,266 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:26:19,267 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:26:19,267 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:26:19,268 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:26:19,269 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:26:19,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:26:19,270 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:26:19,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:26:19,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:26:19,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:19,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:26:19,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:26:19,273 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:26:19,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:26:19,274 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_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9a441ad5f70efa202eb02609b90cbc83f5bf4487618c2a09bffcfe320d65f90 [2023-11-19 03:26:19,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:26:19,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:26:19,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:26:19,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:26:19,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:26:19,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/forester-heap/sll-queue-1.i [2023-11-19 03:26:22,655 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:26:23,057 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:26:23,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/sv-benchmarks/c/forester-heap/sll-queue-1.i [2023-11-19 03:26:23,081 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/data/bdeb8ee90/1e68f0159dee4ec9b940045050d1be60/FLAG7fced9b79 [2023-11-19 03:26:23,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/data/bdeb8ee90/1e68f0159dee4ec9b940045050d1be60 [2023-11-19 03:26:23,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:26:23,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:26:23,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:23,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:26:23,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:26:23,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f47e8ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23, skipping insertion in model container [2023-11-19 03:26:23,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,171 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:26:23,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:23,513 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:26:23,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:23,649 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:26:23,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23 WrapperNode [2023-11-19 03:26:23,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:23,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:23,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:26:23,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:26:23,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,733 INFO L138 Inliner]: procedures = 119, calls = 49, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 265 [2023-11-19 03:26:23,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:23,735 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:26:23,735 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:26:23,735 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:26:23,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,798 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,812 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:26:23,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:26:23,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:26:23,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:26:23,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:23" (1/1) ... [2023-11-19 03:26:23,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:23,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:26:23,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:26:23,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e1f40ae-46c4-49de-a4c2-7253fe4aace9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:26:23,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:26:23,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:26:23,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:26:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:26:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:26:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:26:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:26:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:26:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:26:23,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:26:24,021 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:26:24,024 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:26:24,560 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:26:24,614 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:26:24,615 INFO L302 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-19 03:26:24,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:24 BoogieIcfgContainer [2023-11-19 03:26:24,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:26:24,623 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:26:24,623 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:26:24,634 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:26:24,635 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:24" (1/1) ... [2023-11-19 03:26:24,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:26:24,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 185 states and 252 transitions. [2023-11-19 03:26:24,703 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 252 transitions. [2023-11-19 03:26:24,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:26:24,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:24,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:24,898 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 03:26:24,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:24,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 184 states and 251 transitions. [2023-11-19 03:26:24,944 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 251 transitions. [2023-11-19 03:26:24,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:26:24,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:24,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:25,080 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 03:26:25,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:25,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 183 states and 250 transitions. [2023-11-19 03:26:25,158 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 250 transitions. [2023-11-19 03:26:25,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:26:25,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:25,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:25,194 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 03:26:25,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:25,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 182 states and 249 transitions. [2023-11-19 03:26:25,211 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 249 transitions. [2023-11-19 03:26:25,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:26:25,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:25,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:25,359 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 03:26:25,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 181 states and 248 transitions. [2023-11-19 03:26:25,516 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 248 transitions. [2023-11-19 03:26:25,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:26:25,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:25,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:25,646 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 03:26:25,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 184 states and 252 transitions. [2023-11-19 03:26:25,688 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 252 transitions. [2023-11-19 03:26:25,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:26:25,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:25,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:25,931 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 03:26:26,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:26,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 187 states and 258 transitions. [2023-11-19 03:26:26,069 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 258 transitions. [2023-11-19 03:26:26,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:26:26,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:26,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:26,100 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 03:26:26,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:26,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 186 states and 257 transitions. [2023-11-19 03:26:26,117 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 257 transitions. [2023-11-19 03:26:26,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:26:26,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:26,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:26,231 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 03:26:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:26,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 187 states and 259 transitions. [2023-11-19 03:26:26,418 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 259 transitions. [2023-11-19 03:26:26,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:26:26,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:26,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:26,459 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 03:26:26,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:26,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 189 states and 261 transitions. [2023-11-19 03:26:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 261 transitions. [2023-11-19 03:26:26,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:26:26,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:26,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:26,912 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 03:26:27,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:27,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 191 states and 265 transitions. [2023-11-19 03:26:27,308 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 265 transitions. [2023-11-19 03:26:27,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:26:27,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:27,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:27,565 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 03:26:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 193 states and 269 transitions. [2023-11-19 03:26:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 269 transitions. [2023-11-19 03:26:28,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:26:28,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:28,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:28,246 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 03:26:28,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 193 states and 265 transitions. [2023-11-19 03:26:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 265 transitions. [2023-11-19 03:26:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:26:28,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:28,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:28,283 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 03:26:28,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:28,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 192 states and 264 transitions. [2023-11-19 03:26:28,303 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 264 transitions. [2023-11-19 03:26:28,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:26:28,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:28,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:28,502 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 03:26:28,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:28,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 194 states and 267 transitions. [2023-11-19 03:26:28,529 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 267 transitions. [2023-11-19 03:26:28,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:26:28,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:28,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:28,602 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 03:26:29,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:29,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 199 states and 276 transitions. [2023-11-19 03:26:29,064 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 276 transitions. [2023-11-19 03:26:29,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:26:29,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:29,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:29,087 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 03:26:29,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:29,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 199 states and 272 transitions. [2023-11-19 03:26:29,095 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 272 transitions. [2023-11-19 03:26:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:26:29,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:29,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:29,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:29,120 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 03:26:29,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:29,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 207 states and 289 transitions. [2023-11-19 03:26:29,724 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 289 transitions. [2023-11-19 03:26:29,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:26:29,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:29,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:29,816 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 03:26:30,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:30,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 215 states and 307 transitions. [2023-11-19 03:26:30,806 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 307 transitions. [2023-11-19 03:26:30,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:26:30,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:30,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:30,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:30,838 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 03:26:31,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:31,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 219 states and 314 transitions. [2023-11-19 03:26:31,639 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 314 transitions. [2023-11-19 03:26:31,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:26:31,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:31,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:31,680 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 03:26:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:31,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 220 states and 315 transitions. [2023-11-19 03:26:31,812 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 315 transitions. [2023-11-19 03:26:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:26:31,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:31,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:31,831 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 03:26:31,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:31,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 220 states and 311 transitions. [2023-11-19 03:26:31,840 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 311 transitions. [2023-11-19 03:26:31,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:26:31,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:31,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:31,863 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 03:26:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 220 states and 310 transitions. [2023-11-19 03:26:31,907 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 310 transitions. [2023-11-19 03:26:31,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:26:31,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:31,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:31,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:32,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:32,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 225 states and 318 transitions. [2023-11-19 03:26:32,720 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 318 transitions. [2023-11-19 03:26:32,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:26:32,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:32,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:32,740 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 03:26:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:32,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 225 states and 317 transitions. [2023-11-19 03:26:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 317 transitions. [2023-11-19 03:26:32,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:26:32,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:32,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:32,784 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 03:26:32,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:32,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 229 states and 325 transitions. [2023-11-19 03:26:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 325 transitions. [2023-11-19 03:26:32,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:26:32,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:32,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:32,867 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 03:26:32,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:32,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 233 states and 333 transitions. [2023-11-19 03:26:32,914 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 333 transitions. [2023-11-19 03:26:32,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:26:32,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:32,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:32,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:32,944 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 03:26:33,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:33,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 239 states and 345 transitions. [2023-11-19 03:26:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 345 transitions. [2023-11-19 03:26:33,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:26:33,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:33,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:33,413 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 03:26:33,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:33,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 239 states and 343 transitions. [2023-11-19 03:26:33,423 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 343 transitions. [2023-11-19 03:26:33,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:26:33,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:33,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:33,696 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 03:26:35,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 245 states and 353 transitions. [2023-11-19 03:26:35,563 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 353 transitions. [2023-11-19 03:26:35,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:26:35,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:35,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:35,603 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 03:26:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 246 states and 354 transitions. [2023-11-19 03:26:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 354 transitions. [2023-11-19 03:26:35,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:26:35,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:35,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:36,294 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 03:26:38,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:38,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 256 states and 373 transitions. [2023-11-19 03:26:38,805 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 373 transitions. [2023-11-19 03:26:38,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:26:38,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:38,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:39,168 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 03:26:43,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:43,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 270 states and 399 transitions. [2023-11-19 03:26:43,768 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 399 transitions. [2023-11-19 03:26:43,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:26:43,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:43,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:43,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:44,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:44,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 274 states and 407 transitions. [2023-11-19 03:26:44,787 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 407 transitions. [2023-11-19 03:26:44,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:26:44,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:44,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:44,899 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:45,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 278 states and 412 transitions. [2023-11-19 03:26:45,651 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 412 transitions. [2023-11-19 03:26:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:26:45,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:45,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:45,849 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 03:26:46,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:46,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 281 states and 420 transitions. [2023-11-19 03:26:46,816 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 420 transitions. [2023-11-19 03:26:46,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:26:46,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:46,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:46,847 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 03:26:47,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:47,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 284 states and 422 transitions. [2023-11-19 03:26:47,047 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 422 transitions. [2023-11-19 03:26:47,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:26:47,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:47,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:47,493 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 03:26:54,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:54,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 301 states and 459 transitions. [2023-11-19 03:26:54,656 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 459 transitions. [2023-11-19 03:26:54,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:26:54,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:54,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:54,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:59,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 309 states and 476 transitions. [2023-11-19 03:26:59,003 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 476 transitions. [2023-11-19 03:26:59,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:26:59,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:59,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:59,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:59,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 310 states and 478 transitions. [2023-11-19 03:26:59,632 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 478 transitions. [2023-11-19 03:26:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:26:59,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:59,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:59,715 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 03:27:00,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 311 states and 480 transitions. [2023-11-19 03:27:00,144 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 480 transitions. [2023-11-19 03:27:00,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:27:00,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:00,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:00,208 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 03:27:00,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:00,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 312 states and 481 transitions. [2023-11-19 03:27:00,657 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 481 transitions. [2023-11-19 03:27:00,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:27:00,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:00,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:00,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 316 states and 486 transitions. [2023-11-19 03:27:02,101 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 486 transitions. [2023-11-19 03:27:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:27:02,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:02,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:02,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:08,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:08,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 335 states and 518 transitions. [2023-11-19 03:27:08,088 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 518 transitions. [2023-11-19 03:27:08,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:27:08,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:08,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:08,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:14,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:14,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 352 states and 550 transitions. [2023-11-19 03:27:14,652 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 550 transitions. [2023-11-19 03:27:14,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:27:14,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:14,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:14,682 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 03:27:14,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:14,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 351 states and 547 transitions. [2023-11-19 03:27:14,955 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 547 transitions. [2023-11-19 03:27:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:27:14,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:14,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:14,991 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:27:15,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:15,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 350 states and 546 transitions. [2023-11-19 03:27:15,018 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 546 transitions. [2023-11-19 03:27:15,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:27:15,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:15,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:15,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:15,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:15,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 352 states and 550 transitions. [2023-11-19 03:27:15,211 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 550 transitions. [2023-11-19 03:27:15,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:27:15,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:15,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.