./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi --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 69d24e9affd7540aafb8052ecd737d7732ca2a63c7e8e16adc4217413d1d99a5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:19,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:19,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:53:19,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:19,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:19,474 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:19,476 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:19,476 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:19,477 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:19,485 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:19,485 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:19,486 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:19,486 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:19,488 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:53:19,489 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:53:19,489 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:53:19,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:19,490 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:53:19,490 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:19,491 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:19,491 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:19,492 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:19,492 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:19,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:19,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:19,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:19,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:19,495 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:19,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:19,496 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_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69d24e9affd7540aafb8052ecd737d7732ca2a63c7e8e16adc4217413d1d99a5 [2023-11-24 22:53:19,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:19,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:19,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:19,847 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:19,849 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:19,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i [2023-11-24 22:53:23,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:23,485 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:23,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i [2023-11-24 22:53:23,532 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/data/6a0defb53/ee5b01a632144a2a9998f75530741897/FLAG1c3390d94 [2023-11-24 22:53:23,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/data/6a0defb53/ee5b01a632144a2a9998f75530741897 [2023-11-24 22:53:23,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:23,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:23,556 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:23,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:23,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:23,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:23" (1/1) ... [2023-11-24 22:53:23,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b66be55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:23, skipping insertion in model container [2023-11-24 22:53:23,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:23" (1/1) ... [2023-11-24 22:53:23,660 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:24,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:24,360 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:24,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:24,513 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:53:24,521 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:24,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24 WrapperNode [2023-11-24 22:53:24,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:24,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:24,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:24,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:24,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,674 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1261 [2023-11-24 22:53:24,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:24,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:24,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:24,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:24,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:24,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:24,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:24,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:24,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:24,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:24,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:24,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274ae6f5-ca25-401b-80c9-2fa8bd430ee9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:53:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:53:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:53:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:53:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:53:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:53:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:53:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:53:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:25,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:25,357 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:25,360 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:27,837 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:29,313 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:29,314 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-24 22:53:29,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:29 BoogieIcfgContainer [2023-11-24 22:53:29,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:29,317 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:29,318 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:29,328 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:29,329 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:29,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:29,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 815 states and 931 transitions. [2023-11-24 22:53:29,434 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 931 transitions. [2023-11-24 22:53:29,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:53:29,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:29,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:29,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:29,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 814 states and 930 transitions. [2023-11-24 22:53:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 930 transitions. [2023-11-24 22:53:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:53:29,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:29,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:29,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 813 states and 929 transitions. [2023-11-24 22:53:30,043 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 929 transitions. [2023-11-24 22:53:30,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:53:30,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 812 states and 927 transitions. [2023-11-24 22:53:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 927 transitions. [2023-11-24 22:53:30,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:53:30,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 813 states and 929 transitions. [2023-11-24 22:53:30,185 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 929 transitions. [2023-11-24 22:53:30,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:53:30,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 812 states and 928 transitions. [2023-11-24 22:53:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 928 transitions. [2023-11-24 22:53:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:53:30,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 815 states and 933 transitions. [2023-11-24 22:53:30,704 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 933 transitions. [2023-11-24 22:53:30,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:53:30,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 814 states and 932 transitions. [2023-11-24 22:53:30,747 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 932 transitions. [2023-11-24 22:53:30,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:53:30,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 815 states and 934 transitions. [2023-11-24 22:53:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 934 transitions. [2023-11-24 22:53:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:53:30,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 816 states and 936 transitions. [2023-11-24 22:53:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 936 transitions. [2023-11-24 22:53:30,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:53:30,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:31,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:31,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 817 states and 938 transitions. [2023-11-24 22:53:31,357 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 938 transitions. [2023-11-24 22:53:31,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:53:31,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:31,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:31,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:31,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:31,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 816 states and 936 transitions. [2023-11-24 22:53:31,462 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 936 transitions. [2023-11-24 22:53:31,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:53:31,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:31,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:31,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:31,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:31,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 817 states and 938 transitions. [2023-11-24 22:53:31,553 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 938 transitions. [2023-11-24 22:53:31,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:53:31,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:31,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:31,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:31,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:31,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 819 states and 943 transitions. [2023-11-24 22:53:31,800 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 943 transitions. [2023-11-24 22:53:31,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:53:31,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:31,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:32,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 820 states and 944 transitions. [2023-11-24 22:53:32,096 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 944 transitions. [2023-11-24 22:53:32,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:53:32,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:32,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 819 states and 943 transitions. [2023-11-24 22:53:32,144 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 943 transitions. [2023-11-24 22:53:32,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:53:32,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:32,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 820 states and 944 transitions. [2023-11-24 22:53:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 944 transitions. [2023-11-24 22:53:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:53:32,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 821 states and 946 transitions. [2023-11-24 22:53:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 946 transitions. [2023-11-24 22:53:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:53:32,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:32,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 824 states and 950 transitions. [2023-11-24 22:53:32,588 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 950 transitions. [2023-11-24 22:53:32,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:53:32,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:33,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 826 states and 953 transitions. [2023-11-24 22:53:33,074 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 953 transitions. [2023-11-24 22:53:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:53:33,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:33,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 826 states and 951 transitions. [2023-11-24 22:53:33,173 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 951 transitions. [2023-11-24 22:53:33,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:53:33,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:33,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 826 states and 947 transitions. [2023-11-24 22:53:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 947 transitions. [2023-11-24 22:53:33,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:53:33,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:33,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 826 states and 945 transitions. [2023-11-24 22:53:33,365 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 945 transitions. [2023-11-24 22:53:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:53:33,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:53:33,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:33,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 828 states and 949 transitions. [2023-11-24 22:53:33,628 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 949 transitions. [2023-11-24 22:53:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:53:33,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:33,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:34,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:34,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 833 states and 957 transitions. [2023-11-24 22:53:34,443 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 957 transitions. [2023-11-24 22:53:34,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:53:34,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:34,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:34,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:34,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:34,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:35,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:35,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 835 states and 963 transitions. [2023-11-24 22:53:35,099 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 963 transitions. [2023-11-24 22:53:35,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:53:35,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:35,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:35,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:35,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:35,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:35,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:35,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 834 states and 962 transitions. [2023-11-24 22:53:35,214 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 962 transitions. [2023-11-24 22:53:35,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:53:35,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:35,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:35,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:35,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:35,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:35,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:35,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 835 states and 963 transitions. [2023-11-24 22:53:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 963 transitions. [2023-11-24 22:53:35,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:53:35,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:35,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:35,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:35,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:35,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:35,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:35,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 834 states and 962 transitions. [2023-11-24 22:53:35,835 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 962 transitions. [2023-11-24 22:53:35,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:53:35,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:35,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:35,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:35,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:35,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:36,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:36,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:36,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 835 states and 964 transitions. [2023-11-24 22:53:36,482 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 964 transitions. [2023-11-24 22:53:36,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:53:36,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:36,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:36,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:36,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:36,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:36,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:36,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 838 states and 970 transitions. [2023-11-24 22:53:36,873 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 970 transitions. [2023-11-24 22:53:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:53:36,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:36,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:36,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:36,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:36,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:36,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 837 states and 969 transitions. [2023-11-24 22:53:36,985 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 969 transitions. [2023-11-24 22:53:36,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:53:36,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:36,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:37,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:37,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:37,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:37,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:37,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 838 states and 971 transitions. [2023-11-24 22:53:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 971 transitions. [2023-11-24 22:53:37,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:37,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:37,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:37,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:37,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:37,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 837 states and 970 transitions. [2023-11-24 22:53:37,843 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 970 transitions. [2023-11-24 22:53:37,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:37,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:37,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:37,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:37,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:37,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:38,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:38,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:38,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 838 states and 972 transitions. [2023-11-24 22:53:38,543 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 972 transitions. [2023-11-24 22:53:38,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:53:38,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:38,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:38,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:38,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:38,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:38,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:38,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 841 states and 976 transitions. [2023-11-24 22:53:38,706 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 976 transitions. [2023-11-24 22:53:38,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:53:38,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:38,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:38,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:38,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:38,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:38,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 840 states and 975 transitions. [2023-11-24 22:53:38,843 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 975 transitions. [2023-11-24 22:53:38,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:53:38,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:38,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:38,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:38,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:38,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:39,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:39,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 841 states and 977 transitions. [2023-11-24 22:53:39,585 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 977 transitions. [2023-11-24 22:53:39,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:53:39,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:39,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:39,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:39,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:39,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:39,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 840 states and 976 transitions. [2023-11-24 22:53:39,751 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 976 transitions. [2023-11-24 22:53:39,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:53:39,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:39,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:39,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:39,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:39,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:40,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:40,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 841 states and 978 transitions. [2023-11-24 22:53:40,453 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 978 transitions. [2023-11-24 22:53:40,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:53:40,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:40,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:40,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:40,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:40,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:40,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:40,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 844 states and 982 transitions. [2023-11-24 22:53:40,591 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 982 transitions. [2023-11-24 22:53:40,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:53:40,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:40,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:40,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:40,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:40,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:40,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:40,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 843 states and 981 transitions. [2023-11-24 22:53:40,718 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 981 transitions. [2023-11-24 22:53:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:53:40,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:40,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:40,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:40,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:40,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:40,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:41,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 844 states and 983 transitions. [2023-11-24 22:53:41,471 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 983 transitions. [2023-11-24 22:53:41,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:53:41,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:41,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:41,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:41,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:41,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 843 states and 982 transitions. [2023-11-24 22:53:41,608 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 982 transitions. [2023-11-24 22:53:41,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:53:41,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:41,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:41,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:41,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:41,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:41,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:42,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 844 states and 984 transitions. [2023-11-24 22:53:42,359 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 984 transitions. [2023-11-24 22:53:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:53:42,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:42,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:42,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:42,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:42,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 847 states and 988 transitions. [2023-11-24 22:53:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 988 transitions. [2023-11-24 22:53:42,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:53:42,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:42,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:42,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:42,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:42,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:42,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:42,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 846 states and 987 transitions. [2023-11-24 22:53:42,618 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 987 transitions. [2023-11-24 22:53:42,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:53:42,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:42,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:42,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:42,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:42,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:42,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:43,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:43,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 847 states and 989 transitions. [2023-11-24 22:53:43,318 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 989 transitions. [2023-11-24 22:53:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:53:43,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:43,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:43,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:43,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:43,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:43,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 846 states and 988 transitions. [2023-11-24 22:53:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 988 transitions. [2023-11-24 22:53:43,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:53:43,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:43,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:43,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:43,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:43,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:43,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:44,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 847 states and 990 transitions. [2023-11-24 22:53:44,201 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 990 transitions. [2023-11-24 22:53:44,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:53:44,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:44,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:44,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:44,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:44,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:44,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:44,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 850 states and 994 transitions. [2023-11-24 22:53:44,343 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 994 transitions. [2023-11-24 22:53:44,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:53:44,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:44,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:44,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:44,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:44,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:44,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 849 states and 993 transitions. [2023-11-24 22:53:44,473 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 993 transitions. [2023-11-24 22:53:44,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:53:44,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:44,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:44,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:44,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:44,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:45,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:45,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 850 states and 995 transitions. [2023-11-24 22:53:45,191 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 995 transitions. [2023-11-24 22:53:45,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:53:45,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:45,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:45,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:45,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:45,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:45,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:45,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 853 states and 999 transitions. [2023-11-24 22:53:45,333 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 999 transitions. [2023-11-24 22:53:45,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:53:45,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:45,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:45,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:53:45,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:45,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:53:45,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:46,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:46,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 869 states and 1017 transitions. [2023-11-24 22:53:46,027 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1017 transitions. [2023-11-24 22:53:46,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:53:46,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:46,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:46,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:53:46,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:46,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:46,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:46,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 885 states and 1042 transitions. [2023-11-24 22:53:46,912 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1042 transitions. [2023-11-24 22:53:46,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:53:46,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:46,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:47,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:47,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:47,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:57,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:53:57,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:57,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 885 states and 1040 transitions. [2023-11-24 22:53:57,060 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1040 transitions. [2023-11-24 22:53:57,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:53:57,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:57,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:57,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:53:57,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:07,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []