./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/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_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/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_eed77e91-dbdc-4ef9-9510-d42a895bce33/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 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:35:12,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:35:13,002 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:35:13,008 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:35:13,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:35:13,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:35:13,041 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:35:13,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:35:13,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:35:13,043 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:35:13,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:35:13,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:35:13,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:35:13,046 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:35:13,046 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:35:13,047 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:35:13,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:35:13,048 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:35:13,049 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:35:13,049 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:35:13,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:35:13,051 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:35:13,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:35:13,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:35:13,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:35:13,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:35:13,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:35:13,055 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:35:13,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:35:13,056 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_eed77e91-dbdc-4ef9-9510-d42a895bce33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f [2023-11-19 02:35:13,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:35:13,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:35:13,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:35:13,355 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:35:13,356 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:35:13,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-11-19 02:35:16,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:35:17,070 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:35:17,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-11-19 02:35:17,095 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/data/7a3936b18/48092365e7d74753b5815426714b41c1/FLAG75a037e76 [2023-11-19 02:35:17,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/data/7a3936b18/48092365e7d74753b5815426714b41c1 [2023-11-19 02:35:17,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:35:17,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:35:17,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:35:17,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:35:17,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:35:17,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:35:17" (1/1) ... [2023-11-19 02:35:17,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a1a4cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:17, skipping insertion in model container [2023-11-19 02:35:17,129 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:35:17" (1/1) ... [2023-11-19 02:35:17,203 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:35:17,474 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:35:17,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:35:17,908 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:35:17,933 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:35:18,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:35:18,073 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:18,074 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:18,082 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:35:18,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18 WrapperNode [2023-11-19 02:35:18,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:35:18,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:35:18,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:35:18,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:35:18,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,142 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,287 INFO L138 Inliner]: procedures = 178, calls = 283, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 1379 [2023-11-19 02:35:18,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:35:18,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:35:18,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:35:18,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:35:18,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,354 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,354 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,447 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:35:18,477 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:35:18,477 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:35:18,478 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:35:18,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:18" (1/1) ... [2023-11-19 02:35:18,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:35:18,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:35:18,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:35:18,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed77e91-dbdc-4ef9-9510-d42a895bce33/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:35:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:35:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:35:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:35:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:35:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:35:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:35:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:35:18,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:35:18,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:35:18,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:35:18,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:35:18,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:35:18,832 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:35:18,834 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:35:21,491 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:35:23,140 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:35:23,140 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:35:23,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:35:23 BoogieIcfgContainer [2023-11-19 02:35:23,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:35:23,162 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:35:23,162 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:35:23,173 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:35:23,173 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:35:23" (1/1) ... [2023-11-19 02:35:23,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:35:23,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:23,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 960 states and 1082 transitions. [2023-11-19 02:35:23,295 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1082 transitions. [2023-11-19 02:35:23,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:35:23,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:23,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:23,709 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 02:35:23,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:23,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 961 states and 1083 transitions. [2023-11-19 02:35:23,791 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1083 transitions. [2023-11-19 02:35:23,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:35:23,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:23,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:23,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:24,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 960 states and 1082 transitions. [2023-11-19 02:35:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1082 transitions. [2023-11-19 02:35:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:35:24,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:24,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:24,179 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 02:35:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:24,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 959 states and 1081 transitions. [2023-11-19 02:35:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1081 transitions. [2023-11-19 02:35:24,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:35:24,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:24,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:24,508 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 02:35:24,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:24,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 958 states and 1079 transitions. [2023-11-19 02:35:24,552 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1079 transitions. [2023-11-19 02:35:24,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:35:24,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:24,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:24,598 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 02:35:24,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:24,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 957 states and 1078 transitions. [2023-11-19 02:35:24,664 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1078 transitions. [2023-11-19 02:35:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:35:24,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:24,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:24,812 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 02:35:24,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:24,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 956 states and 1077 transitions. [2023-11-19 02:35:24,844 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1077 transitions. [2023-11-19 02:35:24,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:35:24,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:24,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:25,004 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 02:35:25,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:25,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 955 states and 1076 transitions. [2023-11-19 02:35:25,059 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1076 transitions. [2023-11-19 02:35:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:35:25,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:25,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:25,096 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 02:35:25,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:25,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 954 states and 1075 transitions. [2023-11-19 02:35:25,125 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1075 transitions. [2023-11-19 02:35:25,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:35:25,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:25,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:25,178 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 02:35:25,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:25,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 953 states and 1074 transitions. [2023-11-19 02:35:25,205 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1074 transitions. [2023-11-19 02:35:25,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:35:25,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:25,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:25,286 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 02:35:25,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 952 states and 1073 transitions. [2023-11-19 02:35:25,446 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1073 transitions. [2023-11-19 02:35:25,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:35:25,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:25,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:25,551 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 02:35:25,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:25,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 951 states and 1072 transitions. [2023-11-19 02:35:25,944 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1072 transitions. [2023-11-19 02:35:25,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:35:25,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:25,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:25,991 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 02:35:26,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:26,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 950 states and 1070 transitions. [2023-11-19 02:35:26,018 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1070 transitions. [2023-11-19 02:35:26,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:35:26,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:26,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:26,051 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 02:35:26,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:26,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 949 states and 1069 transitions. [2023-11-19 02:35:26,077 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1069 transitions. [2023-11-19 02:35:26,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:35:26,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:26,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:26,139 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 02:35:26,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:26,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 948 states and 1068 transitions. [2023-11-19 02:35:26,289 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1068 transitions. [2023-11-19 02:35:26,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:35:26,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:26,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:26,332 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 02:35:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:26,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 947 states and 1067 transitions. [2023-11-19 02:35:26,447 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1067 transitions. [2023-11-19 02:35:26,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:35:26,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:26,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:26,479 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 02:35:26,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:26,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 946 states and 1066 transitions. [2023-11-19 02:35:26,499 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1066 transitions. [2023-11-19 02:35:26,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:35:26,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:26,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:26,538 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 02:35:26,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 945 states and 1065 transitions. [2023-11-19 02:35:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1065 transitions. [2023-11-19 02:35:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:35:26,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:26,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:26,588 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 02:35:26,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:26,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 944 states and 1064 transitions. [2023-11-19 02:35:26,625 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1064 transitions. [2023-11-19 02:35:26,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:35:26,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:26,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:26,686 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 02:35:26,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:26,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 943 states and 1063 transitions. [2023-11-19 02:35:26,724 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1063 transitions. [2023-11-19 02:35:26,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:35:26,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:26,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:26,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:26,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 950 states and 1075 transitions. [2023-11-19 02:35:26,902 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1075 transitions. [2023-11-19 02:35:26,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:35:26,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:26,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:27,050 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 02:35:27,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:27,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 957 states and 1086 transitions. [2023-11-19 02:35:27,683 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1086 transitions. [2023-11-19 02:35:27,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:35:27,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:27,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:27,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:35:27,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:27,789 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 02:35:27,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:27,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 957 states and 1084 transitions. [2023-11-19 02:35:27,809 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1084 transitions. [2023-11-19 02:35:27,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:35:27,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:27,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:27,832 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 02:35:27,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:27,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 957 states and 1080 transitions. [2023-11-19 02:35:27,847 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1080 transitions. [2023-11-19 02:35:27,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:35:27,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:27,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:27,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:35:27,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:27,938 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 02:35:27,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:27,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 957 states and 1076 transitions. [2023-11-19 02:35:27,953 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1076 transitions. [2023-11-19 02:35:27,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:35:27,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:27,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:27,977 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 02:35:27,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:27,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 957 states and 1070 transitions. [2023-11-19 02:35:27,991 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1070 transitions. [2023-11-19 02:35:27,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:35:27,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:27,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:28,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:28,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:28,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 962 states and 1077 transitions. [2023-11-19 02:35:28,346 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1077 transitions. [2023-11-19 02:35:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:35:28,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:28,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:28,448 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 02:35:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:28,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 925 states and 1035 transitions. [2023-11-19 02:35:28,710 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1035 transitions. [2023-11-19 02:35:28,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:35:28,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:28,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:28,851 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 02:35:28,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:28,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 926 states and 1036 transitions. [2023-11-19 02:35:28,928 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1036 transitions. [2023-11-19 02:35:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:35:28,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:28,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:29,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:35:29,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:29,019 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 02:35:29,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:29,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 926 states and 1034 transitions. [2023-11-19 02:35:29,034 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1034 transitions. [2023-11-19 02:35:29,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:35:29,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:29,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:29,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:29,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:35:29,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:29,203 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 02:35:29,292 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 02:35:29,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:29,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 928 states and 1038 transitions. [2023-11-19 02:35:29,387 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1038 transitions. [2023-11-19 02:35:29,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:35:29,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:29,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:29,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:35:29,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:29,495 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 02:35:29,704 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 02:35:30,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 930 states and 1042 transitions. [2023-11-19 02:35:30,367 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1042 transitions. [2023-11-19 02:35:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:35:30,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:30,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:30,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:30,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:30,451 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 02:35:30,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:30,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 929 states and 1041 transitions. [2023-11-19 02:35:30,473 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1041 transitions. [2023-11-19 02:35:30,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:35:30,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:30,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:30,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:30,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:30,571 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 02:35:30,764 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 02:35:30,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:30,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 930 states and 1042 transitions. [2023-11-19 02:35:30,939 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1042 transitions. [2023-11-19 02:35:30,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:35:30,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:30,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:31,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:31,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:31,155 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 02:35:31,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:31,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 932 states and 1048 transitions. [2023-11-19 02:35:31,636 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1048 transitions. [2023-11-19 02:35:31,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:35:31,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:31,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:31,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:32,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 935 states and 1053 transitions. [2023-11-19 02:35:32,078 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1053 transitions. [2023-11-19 02:35:32,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:35:32,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:32,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:32,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:32,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:32,173 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 02:35:32,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:32,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 934 states and 1052 transitions. [2023-11-19 02:35:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1052 transitions. [2023-11-19 02:35:32,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:35:32,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:32,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:32,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:32,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:32,289 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 02:35:32,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:32,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:32,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 935 states and 1054 transitions. [2023-11-19 02:35:32,886 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1054 transitions. [2023-11-19 02:35:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:35:32,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:32,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:32,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:32,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:32,970 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 02:35:32,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:32,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 934 states and 1053 transitions. [2023-11-19 02:35:32,991 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1053 transitions. [2023-11-19 02:35:32,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:35:32,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:32,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:33,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:33,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:33,081 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 02:35:33,238 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 02:35:33,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:33,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 935 states and 1055 transitions. [2023-11-19 02:35:33,701 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1055 transitions. [2023-11-19 02:35:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:35:33,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:33,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:33,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:35:33,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:33,910 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 02:35:34,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:34,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 938 states and 1061 transitions. [2023-11-19 02:35:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1061 transitions. [2023-11-19 02:35:34,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:35:34,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:34,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:34,449 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 02:35:34,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:34,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 941 states and 1066 transitions. [2023-11-19 02:35:34,813 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1066 transitions. [2023-11-19 02:35:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:35:34,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:34,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:34,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:34,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:34,908 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 02:35:35,057 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 02:35:35,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 942 states and 1069 transitions. [2023-11-19 02:35:35,180 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1069 transitions. [2023-11-19 02:35:35,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:35:35,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:35,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:35,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:35,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:35,277 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 02:35:35,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:35,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 942 states and 1068 transitions. [2023-11-19 02:35:35,588 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1068 transitions. [2023-11-19 02:35:35,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:35:35,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:35,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:35,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:35,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:35,682 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 02:35:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 941 states and 1067 transitions. [2023-11-19 02:35:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1067 transitions. [2023-11-19 02:35:35,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:35:35,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:35,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:35,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:35,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:35,792 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 02:35:35,948 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 02:35:36,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:36,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 942 states and 1069 transitions. [2023-11-19 02:35:36,377 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1069 transitions. [2023-11-19 02:35:36,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:35:36,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:36,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:36,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:35:36,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:36,498 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 02:35:36,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 945 states and 1073 transitions. [2023-11-19 02:35:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1073 transitions. [2023-11-19 02:35:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:35:36,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:36,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:36,610 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 02:35:36,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:36,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 948 states and 1077 transitions. [2023-11-19 02:35:36,643 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1077 transitions. [2023-11-19 02:35:36,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:35:36,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:36,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:36,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:36,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:36,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:36,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:36,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 947 states and 1076 transitions. [2023-11-19 02:35:36,750 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1076 transitions. [2023-11-19 02:35:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:35:36,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:36,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:36,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:36,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:36,844 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 02:35:37,016 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 02:35:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 948 states and 1078 transitions. [2023-11-19 02:35:37,518 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1078 transitions. [2023-11-19 02:35:37,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:35:37,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:37,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:37,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:37,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:37,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:37,623 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 02:35:37,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:37,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 947 states and 1077 transitions. [2023-11-19 02:35:37,646 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1077 transitions. [2023-11-19 02:35:37,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:35:37,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:37,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:37,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:37,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:37,754 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 02:35:37,951 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 02:35:38,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 948 states and 1079 transitions. [2023-11-19 02:35:38,490 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1079 transitions. [2023-11-19 02:35:38,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:35:38,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:38,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:38,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:35:38,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:38,586 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 02:35:38,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:38,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 951 states and 1083 transitions. [2023-11-19 02:35:38,621 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1083 transitions. [2023-11-19 02:35:38,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:35:38,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:38,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:38,734 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 02:35:38,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:38,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 954 states and 1087 transitions. [2023-11-19 02:35:38,776 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1087 transitions. [2023-11-19 02:35:38,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:35:38,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:38,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:38,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:38,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:38,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:38,878 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 02:35:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 953 states and 1086 transitions. [2023-11-19 02:35:38,904 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1086 transitions. [2023-11-19 02:35:38,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:35:38,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:38,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:38,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:38,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:39,003 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 02:35:39,195 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 02:35:39,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:39,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 954 states and 1088 transitions. [2023-11-19 02:35:39,697 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1088 transitions. [2023-11-19 02:35:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:35:39,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:39,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:39,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:39,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:39,789 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 02:35:39,969 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 02:35:40,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 955 states and 1091 transitions. [2023-11-19 02:35:40,112 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1091 transitions. [2023-11-19 02:35:40,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:35:40,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:40,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:40,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:40,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:40,227 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 02:35:40,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:40,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 955 states and 1090 transitions. [2023-11-19 02:35:40,548 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1090 transitions. [2023-11-19 02:35:40,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:35:40,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:40,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:40,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:35:40,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:40,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:40,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 958 states and 1094 transitions. [2023-11-19 02:35:40,682 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1094 transitions. [2023-11-19 02:35:40,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:35:40,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:40,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:40,750 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 02:35:40,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:40,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 961 states and 1098 transitions. [2023-11-19 02:35:40,782 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1098 transitions. [2023-11-19 02:35:40,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:35:40,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:40,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:40,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:40,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:40,919 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 02:35:40,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:40,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 960 states and 1097 transitions. [2023-11-19 02:35:40,943 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1097 transitions. [2023-11-19 02:35:40,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:35:40,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:40,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:41,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:41,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:41,044 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 02:35:41,238 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 02:35:41,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 961 states and 1099 transitions. [2023-11-19 02:35:41,744 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1099 transitions. [2023-11-19 02:35:41,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:35:41,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:41,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:41,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:35:41,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:41,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:41,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 960 states and 1098 transitions. [2023-11-19 02:35:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1098 transitions. [2023-11-19 02:35:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:35:41,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:41,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:41,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:35:41,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:41,956 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 02:35:42,146 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 02:35:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 961 states and 1100 transitions. [2023-11-19 02:35:42,621 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1100 transitions. [2023-11-19 02:35:42,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:35:42,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:42,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:42,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:35:42,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:42,730 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 02:35:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:42,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 964 states and 1104 transitions. [2023-11-19 02:35:42,768 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1104 transitions. [2023-11-19 02:35:42,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:35:42,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:42,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:42,830 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 02:35:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 975 states and 1120 transitions. [2023-11-19 02:35:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1120 transitions. [2023-11-19 02:35:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:35:43,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:43,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:43,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:35:43,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:43,584 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 02:35:43,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:43,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 978 states and 1124 transitions. [2023-11-19 02:35:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1124 transitions. [2023-11-19 02:35:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:35:43,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:43,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:43,724 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 02:35:44,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:44,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 994 states and 1142 transitions. [2023-11-19 02:35:44,393 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1142 transitions. [2023-11-19 02:35:44,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:35:44,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:44,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:44,731 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 02:35:47,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:47,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1019 states and 1175 transitions. [2023-11-19 02:35:47,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1175 transitions. [2023-11-19 02:35:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:35:47,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:47,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:47,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:35:47,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:47,396 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 02:35:57,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:35:57,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 946 states and 1066 transitions. [2023-11-19 02:35:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1066 transitions. [2023-11-19 02:35:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:35:57,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:57,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:57,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:35:57,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:57,512 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 02:35:57,551 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 02:35:58,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:58,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 945 states and 1065 transitions. [2023-11-19 02:35:58,271 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1065 transitions. [2023-11-19 02:35:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:35:58,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:58,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:58,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:35:58,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:35:58,361 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 02:35:58,451 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 02:35:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:59,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 944 states and 1064 transitions. [2023-11-19 02:35:59,340 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1064 transitions. [2023-11-19 02:35:59,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:35:59,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:59,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:59,399 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 02:36:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:00,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 947 states and 1067 transitions. [2023-11-19 02:36:00,071 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1067 transitions. [2023-11-19 02:36:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:36:00,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:00,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:00,109 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 02:36:00,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 950 states and 1071 transitions. [2023-11-19 02:36:00,134 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1071 transitions. [2023-11-19 02:36:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:36:00,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:00,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:00,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:01,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:01,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 953 states and 1077 transitions. [2023-11-19 02:36:01,130 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1077 transitions. [2023-11-19 02:36:01,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:36:01,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:01,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:01,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:36:01,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:36:01,370 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 02:36:02,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 940 states and 1063 transitions. [2023-11-19 02:36:02,962 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1063 transitions. [2023-11-19 02:36:02,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:36:02,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:02,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:03,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:36:03,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:36:03,050 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 02:36:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 939 states and 1062 transitions. [2023-11-19 02:36:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1062 transitions. [2023-11-19 02:36:03,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:36:03,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:03,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:03,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:36:03,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:36:03,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:04,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:04,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 938 states and 1061 transitions. [2023-11-19 02:36:04,419 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1061 transitions. [2023-11-19 02:36:04,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:36:04,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:04,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:04,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.