./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/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_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/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_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/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 c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:33,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:34,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:10:34,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:34,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:34,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:34,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:34,069 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:34,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:34,075 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:34,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:34,077 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:34,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:34,080 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:10:34,080 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:10:34,081 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:10:34,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:34,082 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:34,082 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:34,083 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:34,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:34,084 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:34,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:34,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:34,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:34,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:34,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:34,088 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:34,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:34,089 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_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e [2023-11-24 22:10:34,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:34,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:34,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:34,436 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:34,437 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:34,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-11-24 22:10:37,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:37,928 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:37,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-11-24 22:10:37,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/data/0a3e99cad/8a141a7e58a64e0c85c4cfe7af69a5ec/FLAG712ebcadc [2023-11-24 22:10:37,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/data/0a3e99cad/8a141a7e58a64e0c85c4cfe7af69a5ec [2023-11-24 22:10:37,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:37,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:37,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:37,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:37,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:37,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:37" (1/1) ... [2023-11-24 22:10:38,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66c417ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:38, skipping insertion in model container [2023-11-24 22:10:38,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:37" (1/1) ... [2023-11-24 22:10:38,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:38,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:38,852 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:38,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:39,062 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:39,069 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:39,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39 WrapperNode [2023-11-24 22:10:39,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:39,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:39,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:39,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:39,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,221 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1261 [2023-11-24 22:10:39,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:39,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:39,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:39,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:39,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,404 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:39,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:39,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:39,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:39,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:39" (1/1) ... [2023-11-24 22:10:39,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:39,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:39,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:39,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7ae48b-316d-4be2-9c6f-fa4a090388ad/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:10:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:10:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:10:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:10:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:10:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:10:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:39,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:39,763 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:39,768 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:42,168 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:43,599 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:43,599 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-24 22:10:43,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:43 BoogieIcfgContainer [2023-11-24 22:10:43,602 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:43,603 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:43,603 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:43,613 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:43,613 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:43" (1/1) ... [2023-11-24 22:10:43,624 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:10:43,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 815 states and 931 transitions. [2023-11-24 22:10:43,724 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 931 transitions. [2023-11-24 22:10:43,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:10:43,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:43,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,017 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 22:10:44,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 814 states and 930 transitions. [2023-11-24 22:10:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 930 transitions. [2023-11-24 22:10:44,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:10:44,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,164 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 22:10:44,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 813 states and 929 transitions. [2023-11-24 22:10:44,236 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 929 transitions. [2023-11-24 22:10:44,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:10:44,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,269 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 22:10:44,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 812 states and 927 transitions. [2023-11-24 22:10:44,288 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 927 transitions. [2023-11-24 22:10:44,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:10:44,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,340 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 22:10:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 813 states and 929 transitions. [2023-11-24 22:10:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 929 transitions. [2023-11-24 22:10:44,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:10:44,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,438 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 22:10:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 812 states and 928 transitions. [2023-11-24 22:10:44,461 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 928 transitions. [2023-11-24 22:10:44,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:10:44,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,617 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 22:10:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 815 states and 933 transitions. [2023-11-24 22:10:44,850 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 933 transitions. [2023-11-24 22:10:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:10:44,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,888 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 22:10:44,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 814 states and 932 transitions. [2023-11-24 22:10:44,906 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 932 transitions. [2023-11-24 22:10:44,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:10:44,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,949 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 22:10:44,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 815 states and 934 transitions. [2023-11-24 22:10:44,975 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 934 transitions. [2023-11-24 22:10:44,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:10:44,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,046 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 22:10:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 816 states and 936 transitions. [2023-11-24 22:10:45,176 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 936 transitions. [2023-11-24 22:10:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:10:45,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,250 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 22:10:45,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 817 states and 938 transitions. [2023-11-24 22:10:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 938 transitions. [2023-11-24 22:10:45,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:10:45,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,562 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 22:10:45,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 816 states and 936 transitions. [2023-11-24 22:10:45,584 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 936 transitions. [2023-11-24 22:10:45,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:10:45,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:45,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 817 states and 938 transitions. [2023-11-24 22:10:45,650 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 938 transitions. [2023-11-24 22:10:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:10:45,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,723 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 22:10:45,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 819 states and 943 transitions. [2023-11-24 22:10:45,870 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 943 transitions. [2023-11-24 22:10:45,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:10:45,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,908 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 22:10:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 820 states and 944 transitions. [2023-11-24 22:10:46,122 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 944 transitions. [2023-11-24 22:10:46,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:10:46,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,150 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 22:10:46,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 819 states and 943 transitions. [2023-11-24 22:10:46,212 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 943 transitions. [2023-11-24 22:10:46,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:10:46,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,267 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 22:10:46,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 820 states and 944 transitions. [2023-11-24 22:10:46,290 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 944 transitions. [2023-11-24 22:10:46,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:10:46,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,328 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 22:10:46,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 821 states and 946 transitions. [2023-11-24 22:10:46,488 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 946 transitions. [2023-11-24 22:10:46,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:10:46,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,590 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 22:10:46,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 824 states and 950 transitions. [2023-11-24 22:10:46,723 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 950 transitions. [2023-11-24 22:10:46,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:10:46,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,841 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 22:10:47,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 826 states and 953 transitions. [2023-11-24 22:10:47,230 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 953 transitions. [2023-11-24 22:10:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:10:47,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:10:47,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:47,319 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 22:10:47,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 826 states and 951 transitions. [2023-11-24 22:10:47,333 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 951 transitions. [2023-11-24 22:10:47,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:10:47,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:10:47,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:47,406 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 22:10:47,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 826 states and 947 transitions. [2023-11-24 22:10:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 947 transitions. [2023-11-24 22:10:47,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:10:47,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:10:47,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:47,489 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 22:10:47,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 826 states and 945 transitions. [2023-11-24 22:10:47,500 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 945 transitions. [2023-11-24 22:10:47,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:10:47,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:10:47,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:47,663 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 22:10:47,726 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 22:10:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 828 states and 949 transitions. [2023-11-24 22:10:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 949 transitions. [2023-11-24 22:10:47,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:10:47,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:10:47,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:47,917 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 22:10:48,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:48,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 833 states and 957 transitions. [2023-11-24 22:10:48,667 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 957 transitions. [2023-11-24 22:10:48,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:10:48,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:48,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:48,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:48,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:48,862 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 22:10:49,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 835 states and 963 transitions. [2023-11-24 22:10:49,251 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 963 transitions. [2023-11-24 22:10:49,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:10:49,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:49,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:49,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:49,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:49,333 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 22:10:49,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:49,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 834 states and 962 transitions. [2023-11-24 22:10:49,355 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 962 transitions. [2023-11-24 22:10:49,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:10:49,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:49,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:49,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:49,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:49,443 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 22:10:49,636 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 22:10:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 835 states and 963 transitions. [2023-11-24 22:10:49,801 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 963 transitions. [2023-11-24 22:10:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:10:49,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:49,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:49,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:49,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:49,880 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 22:10:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 834 states and 962 transitions. [2023-11-24 22:10:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 962 transitions. [2023-11-24 22:10:49,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:10:49,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:49,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:50,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:50,036 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 22:10:50,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:50,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:50,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 835 states and 964 transitions. [2023-11-24 22:10:50,511 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 964 transitions. [2023-11-24 22:10:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:50,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:50,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:50,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:50,649 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 22:10:50,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:50,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 838 states and 970 transitions. [2023-11-24 22:10:50,842 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 970 transitions. [2023-11-24 22:10:50,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:50,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:50,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:50,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:50,926 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 22:10:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:50,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 837 states and 969 transitions. [2023-11-24 22:10:50,952 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 969 transitions. [2023-11-24 22:10:50,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:50,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:50,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:51,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:51,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:51,033 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 22:10:51,154 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 22:10:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:51,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 838 states and 971 transitions. [2023-11-24 22:10:51,515 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 971 transitions. [2023-11-24 22:10:51,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:10:51,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:51,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:51,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:51,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:51,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:51,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 837 states and 970 transitions. [2023-11-24 22:10:51,622 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 970 transitions. [2023-11-24 22:10:51,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:10:51,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:51,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:51,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:51,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:51,697 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 22:10:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 838 states and 972 transitions. [2023-11-24 22:10:52,213 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 972 transitions. [2023-11-24 22:10:52,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:10:52,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:52,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:52,298 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 22:10:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 841 states and 976 transitions. [2023-11-24 22:10:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 976 transitions. [2023-11-24 22:10:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:10:52,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:52,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:52,424 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 22:10:52,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 840 states and 975 transitions. [2023-11-24 22:10:52,450 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 975 transitions. [2023-11-24 22:10:52,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:10:52,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:52,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:52,534 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 22:10:52,673 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 22:10:53,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:53,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 841 states and 977 transitions. [2023-11-24 22:10:53,068 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 977 transitions. [2023-11-24 22:10:53,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:10:53,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:53,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:53,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:53,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:53,152 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 22:10:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:53,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 840 states and 976 transitions. [2023-11-24 22:10:53,173 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 976 transitions. [2023-11-24 22:10:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:10:53,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:53,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:53,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:53,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:53,273 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 22:10:53,424 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 22:10:53,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:53,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 841 states and 978 transitions. [2023-11-24 22:10:53,917 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 978 transitions. [2023-11-24 22:10:53,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:10:53,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:53,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:53,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:53,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:54,006 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 22:10:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 844 states and 982 transitions. [2023-11-24 22:10:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 982 transitions. [2023-11-24 22:10:54,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:10:54,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:54,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:54,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:54,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:54,126 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 22:10:54,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 843 states and 981 transitions. [2023-11-24 22:10:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 981 transitions. [2023-11-24 22:10:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:10:54,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:54,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:54,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:54,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:54,243 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 22:10:54,412 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 22:10:54,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 844 states and 983 transitions. [2023-11-24 22:10:54,828 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 983 transitions. [2023-11-24 22:10:54,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:10:54,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:54,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:54,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:54,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:54,922 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 22:10:54,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 843 states and 982 transitions. [2023-11-24 22:10:54,949 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 982 transitions. [2023-11-24 22:10:54,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:10:54,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:54,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:55,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:55,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:55,039 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 22:10:55,201 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 22:10:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 844 states and 984 transitions. [2023-11-24 22:10:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 984 transitions. [2023-11-24 22:10:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:10:55,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:55,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:55,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:55,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:55,782 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 22:10:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 847 states and 988 transitions. [2023-11-24 22:10:55,819 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 988 transitions. [2023-11-24 22:10:55,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:10:55,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:55,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:55,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:55,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:55,930 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 22:10:55,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:55,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 846 states and 987 transitions. [2023-11-24 22:10:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 987 transitions. [2023-11-24 22:10:55,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:10:55,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:55,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:56,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:56,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:56,054 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 22:10:56,235 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 22:10:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 847 states and 989 transitions. [2023-11-24 22:10:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 989 transitions. [2023-11-24 22:10:56,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:10:56,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:56,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:56,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:56,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:56,788 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 22:10:56,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 846 states and 988 transitions. [2023-11-24 22:10:56,810 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 988 transitions. [2023-11-24 22:10:56,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:10:56,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:56,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:56,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:56,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:56,896 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 22:10:57,061 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 22:10:57,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 847 states and 990 transitions. [2023-11-24 22:10:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 990 transitions. [2023-11-24 22:10:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:10:57,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:57,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:57,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:57,607 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 22:10:57,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 850 states and 994 transitions. [2023-11-24 22:10:57,643 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 994 transitions. [2023-11-24 22:10:57,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:10:57,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:57,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:57,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:57,743 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 22:10:57,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 849 states and 993 transitions. [2023-11-24 22:10:57,769 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 993 transitions. [2023-11-24 22:10:57,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:10:57,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:57,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:57,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:57,920 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 22:10:58,086 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 22:10:58,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 850 states and 995 transitions. [2023-11-24 22:10:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 995 transitions. [2023-11-24 22:10:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:10:58,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:58,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:58,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:58,629 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 22:10:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 853 states and 999 transitions. [2023-11-24 22:10:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 999 transitions. [2023-11-24 22:10:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:10:58,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:58,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:10:58,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:58,737 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 22:10:58,775 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 22:10:59,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:59,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 869 states and 1017 transitions. [2023-11-24 22:10:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1017 transitions. [2023-11-24 22:10:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:10:59,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:59,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:59,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:10:59,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:59,439 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 22:10:59,543 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 22:11:00,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:00,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 885 states and 1042 transitions. [2023-11-24 22:11:00,195 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1042 transitions. [2023-11-24 22:11:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:11:00,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:00,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:00,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:00,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:00,277 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 22:11:10,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:11:10,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:10,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 885 states and 1040 transitions. [2023-11-24 22:11:10,328 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1040 transitions. [2023-11-24 22:11:10,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:11:10,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:10,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:10,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:11:10,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:10,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:20,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:11:30,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []