./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:05,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:05,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:48:05,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:48:05,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:48:05,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:05,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:05,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:05,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:05,951 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:05,952 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:05,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:05,953 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:05,954 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:48:05,955 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:48:05,955 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:48:05,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:05,956 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:48:05,956 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:05,957 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:05,957 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:05,958 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:05,958 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:05,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:05,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:05,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:05,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:05,962 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:48:05,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:48:05,963 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_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 [2023-11-19 02:48:06,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:06,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:06,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:06,286 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:06,286 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:06,288 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2023-11-19 02:48:09,262 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:09,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:09,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2023-11-19 02:48:09,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/data/5a6062361/6248382fc0da499886b42214b995d3aa/FLAG4285c6baf [2023-11-19 02:48:09,645 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/data/5a6062361/6248382fc0da499886b42214b995d3aa [2023-11-19 02:48:09,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:09,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:09,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:09,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:09,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:09,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:09" (1/1) ... [2023-11-19 02:48:09,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12359423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:09, skipping insertion in model container [2023-11-19 02:48:09,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:09" (1/1) ... [2023-11-19 02:48:09,768 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:10,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:10,539 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:10,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:10,835 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:48:10,843 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:10,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10 WrapperNode [2023-11-19 02:48:10,843 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:10,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:10,845 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:10,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:10,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,016 INFO L138 Inliner]: procedures = 177, calls = 441, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 2144 [2023-11-19 02:48:11,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:11,018 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:11,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:11,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:11,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:11,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:11,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:11,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:11,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:11,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:11,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:11,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:11,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab87e0-ffe5-4f26-bf0e-69a6fb3ff9a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:48:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:48:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:48:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:48:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:48:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:48:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:48:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:48:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:48:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:11,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:11,560 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:11,562 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:14,961 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:17,387 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:17,388 INFO L302 CfgBuilder]: Removed 92 assume(true) statements. [2023-11-19 02:48:17,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:17 BoogieIcfgContainer [2023-11-19 02:48:17,405 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:17,407 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:17,407 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:17,418 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:17,419 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:17" (1/1) ... [2023-11-19 02:48:17,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:48:17,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:17,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1519 states and 1708 transitions. [2023-11-19 02:48:17,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1708 transitions. [2023-11-19 02:48:17,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:48:17,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:17,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:17,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:17,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:17,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:17,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1518 states and 1707 transitions. [2023-11-19 02:48:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1707 transitions. [2023-11-19 02:48:17,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:48:17,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:17,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:18,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1517 states and 1706 transitions. [2023-11-19 02:48:18,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1706 transitions. [2023-11-19 02:48:18,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:48:18,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:18,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1516 states and 1705 transitions. [2023-11-19 02:48:18,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1705 transitions. [2023-11-19 02:48:18,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:48:18,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:18,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1515 states and 1704 transitions. [2023-11-19 02:48:18,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1704 transitions. [2023-11-19 02:48:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:48:18,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:18,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1516 states and 1706 transitions. [2023-11-19 02:48:18,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1706 transitions. [2023-11-19 02:48:18,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:48:18,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:18,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:18,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:18,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1516 states and 1700 transitions. [2023-11-19 02:48:18,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1700 transitions. [2023-11-19 02:48:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:48:18,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:18,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:18,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:18,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1516 states and 1698 transitions. [2023-11-19 02:48:18,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1698 transitions. [2023-11-19 02:48:18,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:48:18,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:18,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:19,010 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 [2023-11-19 02:48:19,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:19,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:19,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1518 states and 1702 transitions. [2023-11-19 02:48:19,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1702 transitions. [2023-11-19 02:48:19,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:48:19,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:19,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:19,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:48:19,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:19,208 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 [2023-11-19 02:48:19,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:19,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1520 states and 1706 transitions. [2023-11-19 02:48:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1706 transitions. [2023-11-19 02:48:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:48:19,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:19,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:19,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:19,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:19,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:19,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:19,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1522 states and 1712 transitions. [2023-11-19 02:48:19,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1712 transitions. [2023-11-19 02:48:19,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:48:19,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:19,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:19,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:19,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:19,913 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 [2023-11-19 02:48:20,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1523 states and 1714 transitions. [2023-11-19 02:48:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1714 transitions. [2023-11-19 02:48:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:48:20,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1523 states and 1713 transitions. [2023-11-19 02:48:20,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1713 transitions. [2023-11-19 02:48:20,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:48:20,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1522 states and 1712 transitions. [2023-11-19 02:48:20,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1712 transitions. [2023-11-19 02:48:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:48:20,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,632 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 [2023-11-19 02:48:20,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:20,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1523 states and 1714 transitions. [2023-11-19 02:48:20,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1714 transitions. [2023-11-19 02:48:20,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:48:20,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1526 states and 1720 transitions. [2023-11-19 02:48:21,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1720 transitions. [2023-11-19 02:48:21,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:48:21,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1525 states and 1719 transitions. [2023-11-19 02:48:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1719 transitions. [2023-11-19 02:48:21,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:48:21,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,421 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 [2023-11-19 02:48:21,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1526 states and 1721 transitions. [2023-11-19 02:48:21,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1721 transitions. [2023-11-19 02:48:21,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:48:21,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:21,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1525 states and 1720 transitions. [2023-11-19 02:48:21,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1720 transitions. [2023-11-19 02:48:21,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:48:21,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:21,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:21,941 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 [2023-11-19 02:48:22,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:22,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:22,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1526 states and 1722 transitions. [2023-11-19 02:48:22,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1722 transitions. [2023-11-19 02:48:22,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:22,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:22,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:22,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:22,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:22,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:22,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:22,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1529 states and 1726 transitions. [2023-11-19 02:48:22,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1726 transitions. [2023-11-19 02:48:22,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:22,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:22,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:22,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:22,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:22,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:22,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:22,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1528 states and 1725 transitions. [2023-11-19 02:48:22,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1725 transitions. [2023-11-19 02:48:22,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:22,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:22,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:22,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:22,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:22,684 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 [2023-11-19 02:48:22,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:23,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1529 states and 1727 transitions. [2023-11-19 02:48:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1727 transitions. [2023-11-19 02:48:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:48:23,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:23,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:23,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:23,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:23,213 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 [2023-11-19 02:48:23,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:23,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1530 states and 1730 transitions. [2023-11-19 02:48:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1730 transitions. [2023-11-19 02:48:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:48:23,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:23,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:23,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:23,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:23,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:23,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1530 states and 1729 transitions. [2023-11-19 02:48:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1729 transitions. [2023-11-19 02:48:23,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:23,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:23,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:23,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:23,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:23,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:23,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1533 states and 1733 transitions. [2023-11-19 02:48:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1733 transitions. [2023-11-19 02:48:23,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:23,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:23,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:24,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:24,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:24,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:24,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1532 states and 1732 transitions. [2023-11-19 02:48:24,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1732 transitions. [2023-11-19 02:48:24,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:24,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:24,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:24,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:24,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:24,201 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 [2023-11-19 02:48:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:24,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1533 states and 1734 transitions. [2023-11-19 02:48:24,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1734 transitions. [2023-11-19 02:48:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:24,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:24,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:24,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:24,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:24,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1532 states and 1733 transitions. [2023-11-19 02:48:24,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1733 transitions. [2023-11-19 02:48:24,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:24,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:24,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:24,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:24,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:24,979 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 [2023-11-19 02:48:25,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1533 states and 1735 transitions. [2023-11-19 02:48:25,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1735 transitions. [2023-11-19 02:48:25,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:25,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:25,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:25,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:25,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1536 states and 1739 transitions. [2023-11-19 02:48:25,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1739 transitions. [2023-11-19 02:48:25,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:25,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:25,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:25,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:25,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1535 states and 1738 transitions. [2023-11-19 02:48:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1738 transitions. [2023-11-19 02:48:25,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:25,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:25,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:25,938 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 [2023-11-19 02:48:26,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:26,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:26,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1536 states and 1740 transitions. [2023-11-19 02:48:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1740 transitions. [2023-11-19 02:48:26,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:48:26,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:26,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:26,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:26,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:26,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:26,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1535 states and 1739 transitions. [2023-11-19 02:48:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1739 transitions. [2023-11-19 02:48:26,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:48:26,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:26,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:26,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:26,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:26,691 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 [2023-11-19 02:48:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:27,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:27,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1536 states and 1741 transitions. [2023-11-19 02:48:27,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1741 transitions. [2023-11-19 02:48:27,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:48:27,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:27,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:27,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:27,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:27,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:27,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:27,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1539 states and 1745 transitions. [2023-11-19 02:48:27,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1745 transitions. [2023-11-19 02:48:27,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:48:27,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:27,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:27,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:27,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:27,500 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 [2023-11-19 02:48:27,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:27,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1540 states and 1748 transitions. [2023-11-19 02:48:27,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1748 transitions. [2023-11-19 02:48:27,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:48:27,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:27,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:27,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:27,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:27,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1540 states and 1747 transitions. [2023-11-19 02:48:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1747 transitions. [2023-11-19 02:48:28,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:48:28,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:28,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:28,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:28,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:28,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:28,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:28,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1543 states and 1751 transitions. [2023-11-19 02:48:28,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1751 transitions. [2023-11-19 02:48:28,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:48:28,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:28,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:28,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:28,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:28,426 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 [2023-11-19 02:48:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:28,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:28,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1559 states and 1769 transitions. [2023-11-19 02:48:28,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1769 transitions. [2023-11-19 02:48:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:48:28,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:28,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:29,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:48:29,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:29,036 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 [2023-11-19 02:48:29,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:29,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1575 states and 1794 transitions. [2023-11-19 02:48:29,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1794 transitions. [2023-11-19 02:48:29,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:48:29,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:29,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:29,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:29,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:39,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:48:39,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1467 states and 1639 transitions. [2023-11-19 02:48:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 1639 transitions. [2023-11-19 02:48:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:48:39,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:39,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:39,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:39,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:40,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:41,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:41,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1454 states and 1625 transitions. [2023-11-19 02:48:41,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1625 transitions. [2023-11-19 02:48:41,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:48:41,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:41,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:41,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:41,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:41,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:41,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:41,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1453 states and 1624 transitions. [2023-11-19 02:48:41,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1624 transitions. [2023-11-19 02:48:41,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:48:41,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:41,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:41,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:41,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:41,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:42,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1452 states and 1623 transitions. [2023-11-19 02:48:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1623 transitions. [2023-11-19 02:48:42,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:48:42,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:42,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:42,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:42,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:42,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:42,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:42,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1452 states and 1622 transitions. [2023-11-19 02:48:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1622 transitions. [2023-11-19 02:48:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:48:42,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:42,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:42,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:42,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:42,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:42,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1451 states and 1621 transitions. [2023-11-19 02:48:42,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1621 transitions. [2023-11-19 02:48:42,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:48:42,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:42,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:42,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:42,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:43,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1450 states and 1620 transitions. [2023-11-19 02:48:43,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1620 transitions. [2023-11-19 02:48:43,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:48:43,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:43,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:43,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:43,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:43,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:43,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1450 states and 1619 transitions. [2023-11-19 02:48:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1619 transitions. [2023-11-19 02:48:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:48:43,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:43,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:43,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:43,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:43,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:43,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1449 states and 1618 transitions. [2023-11-19 02:48:43,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1618 transitions. [2023-11-19 02:48:43,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:48:43,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:43,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:44,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:44,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:44,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:44,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:44,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1448 states and 1617 transitions. [2023-11-19 02:48:44,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1617 transitions. [2023-11-19 02:48:44,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:48:44,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:44,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:44,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:44,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:44,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:54,834 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 [] [2023-11-19 02:48:54,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:54,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1448 states and 1615 transitions. [2023-11-19 02:48:54,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1615 transitions. [2023-11-19 02:48:54,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:48:54,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:54,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:55,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:55,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:55,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:55,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:55,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1448 states and 1614 transitions. [2023-11-19 02:48:55,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1614 transitions. [2023-11-19 02:48:55,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:48:55,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:55,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:55,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:55,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:55,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.