./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:49:46,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:49:46,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-03 03:49:46,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:49:46,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:49:46,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:49:46,978 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:49:46,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:49:46,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:49:46,980 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:49:46,981 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:49:46,981 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:49:46,982 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:49:46,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:49:46,983 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:49:46,983 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:49:46,984 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:49:46,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:49:46,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:49:46,985 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:49:46,985 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:49:46,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:49:46,986 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:49:46,987 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:49:46,987 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:49:46,988 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:49:46,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:49:46,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:49:46,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:49:46,989 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:49:46,990 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:49:46,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:49:46,990 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_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2023-12-03 03:49:47,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:49:47,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:49:47,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:49:47,239 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:49:47,239 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:49:47,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2023-12-03 03:49:50,179 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:49:50,432 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:49:50,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2023-12-03 03:49:50,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/data/c856d28f9/7d28c8484c2540ef968a48fbe30ee770/FLAG0563d7568 [2023-12-03 03:49:50,468 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/data/c856d28f9/7d28c8484c2540ef968a48fbe30ee770 [2023-12-03 03:49:50,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:49:50,473 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:49:50,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:49:50,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:49:50,480 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:49:50,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:49:50" (1/1) ... [2023-12-03 03:49:50,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ddca954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:50, skipping insertion in model container [2023-12-03 03:49:50,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:49:50" (1/1) ... [2023-12-03 03:49:50,551 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:49:51,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:49:51,026 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:49:51,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:49:51,146 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:49:51,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51 WrapperNode [2023-12-03 03:49:51,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:49:51,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:49:51,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:49:51,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:49:51,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,245 INFO L138 Inliner]: procedures = 177, calls = 187, calls flagged for inlining = 17, calls inlined = 26, statements flattened = 865 [2023-12-03 03:49:51,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:49:51,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:49:51,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:49:51,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:49:51,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,269 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,384 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:49:51,385 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:49:51,385 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:49:51,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:49:51,386 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:49:51" (1/1) ... [2023-12-03 03:49:51,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:49:51,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:49:51,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:49:51,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25834582-dfbc-4a54-a88b-dbd8b3a4ec35/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:49:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:49:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:49:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:49:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:49:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:49:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:49:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:49:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:49:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:49:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:49:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:49:51,634 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:49:51,636 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:49:52,557 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:49:53,498 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:49:53,498 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-12-03 03:49:53,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:49:53 BoogieIcfgContainer [2023-12-03 03:49:53,500 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:49:53,501 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:49:53,501 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:49:53,513 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:49:53,513 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:49:53" (1/1) ... [2023-12-03 03:49:53,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:49:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:53,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 125 states and 194 transitions. [2023-12-03 03:49:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 194 transitions. [2023-12-03 03:49:53,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:49:53,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:53,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:53,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:49:53,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:53,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 126 states and 196 transitions. [2023-12-03 03:49:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 196 transitions. [2023-12-03 03:49:53,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:49:53,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:53,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:53,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:49:53,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:49:53,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:49:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:53,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 126 states and 194 transitions. [2023-12-03 03:49:53,910 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 194 transitions. [2023-12-03 03:49:53,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:49:53,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:53,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:53,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:49:53,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:49:53,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:49:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:53,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 190 transitions. [2023-12-03 03:49:53,991 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 190 transitions. [2023-12-03 03:49:53,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:49:53,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:53,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:54,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:49:54,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:49:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:49:54,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:54,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 126 states and 184 transitions. [2023-12-03 03:49:54,086 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 184 transitions. [2023-12-03 03:49:54,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:49:54,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:54,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:54,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:49:54,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:49:54,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:04,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:50:04,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:04,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 126 states and 178 transitions. [2023-12-03 03:50:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 178 transitions. [2023-12-03 03:50:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:50:04,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:04,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:04,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:50:04,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:04,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:14,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:50:24,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:50:34,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:50:44,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:50:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:45,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2023-12-03 03:50:45,175 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2023-12-03 03:50:45,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:50:45,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:45,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:45,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:50:45,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:45,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 153 states and 209 transitions. [2023-12-03 03:50:45,365 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 209 transitions. [2023-12-03 03:50:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:50:45,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:45,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:45,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:50:45,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:45,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:45,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2023-12-03 03:50:45,552 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2023-12-03 03:50:45,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:50:45,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:45,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:45,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:50:45,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:45,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:55,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:50:55,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:55,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 153 states and 205 transitions. [2023-12-03 03:50:55,838 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 205 transitions. [2023-12-03 03:50:55,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:50:55,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:55,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:56,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:50:56,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:56,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:56,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:56,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 153 states and 203 transitions. [2023-12-03 03:50:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 203 transitions. [2023-12-03 03:50:56,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:50:56,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:56,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:56,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:50:56,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:56,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:51:06,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:51:16,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:51:26,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:51:36,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:51:36,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:36,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 156 states and 205 transitions. [2023-12-03 03:51:36,649 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 205 transitions. [2023-12-03 03:51:36,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:51:36,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:36,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:36,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:51:36,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:51:36,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:51:37,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 163 states and 213 transitions. [2023-12-03 03:51:37,156 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2023-12-03 03:51:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:51:37,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:37,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:37,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:51:37,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:51:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:51:37,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:37,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 163 states and 212 transitions. [2023-12-03 03:51:37,470 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 212 transitions. [2023-12-03 03:51:37,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:51:37,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:37,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:37,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:51:37,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:51:37,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:51:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 171 states and 222 transitions. [2023-12-03 03:51:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 222 transitions. [2023-12-03 03:51:38,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:51:38,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:38,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:38,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:51:38,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:51:38,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:51:39,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:39,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 172 states and 224 transitions. [2023-12-03 03:51:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 224 transitions. [2023-12-03 03:51:39,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:51:39,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:39,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:39,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:51:39,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:51:39,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:51:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:39,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 222 transitions. [2023-12-03 03:51:39,369 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 222 transitions. [2023-12-03 03:51:39,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:51:39,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:39,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:39,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:51:39,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:51:39,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:51:40,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 175 states and 224 transitions. [2023-12-03 03:51:40,123 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 224 transitions. [2023-12-03 03:51:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 03:51:40,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:40,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:40,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:51:40,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:51:40,501 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:51:50,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:52:00,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:52:10,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:52:20,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:52:20,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:20,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 202 states and 257 transitions. [2023-12-03 03:52:20,928 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 257 transitions. [2023-12-03 03:52:20,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 03:52:20,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:20,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:21,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:52:21,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:52:21,334 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:52:31,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:52:41,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:52:51,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:53:01,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:53:01,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 205 states and 259 transitions. [2023-12-03 03:53:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 259 transitions. [2023-12-03 03:53:01,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:53:01,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:01,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:01,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:53:01,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:53:01,913 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:53:02,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 212 states and 267 transitions. [2023-12-03 03:53:02,110 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 267 transitions. [2023-12-03 03:53:02,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 03:53:02,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:02,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:02,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:53:02,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:53:02,519 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:53:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:02,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 220 states and 277 transitions. [2023-12-03 03:53:02,762 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 277 transitions. [2023-12-03 03:53:02,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 03:53:02,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:02,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:03,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:53:03,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:53:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:53:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 221 states and 279 transitions. [2023-12-03 03:53:03,705 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 279 transitions. [2023-12-03 03:53:03,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 03:53:03,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:03,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:04,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:04,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:53:04,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:53:04,164 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:53:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 224 states and 281 transitions. [2023-12-03 03:53:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 281 transitions. [2023-12-03 03:53:05,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 03:53:05,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:05,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:05,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:53:05,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:53:05,984 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:53:16,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:53:26,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:53:36,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:53:46,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:53:46,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 251 states and 314 transitions. [2023-12-03 03:53:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 314 transitions. [2023-12-03 03:53:46,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-03 03:53:46,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:46,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:46,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 832 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:53:46,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:53:47,017 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:53:57,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:54:07,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:54:17,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:54:27,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:54:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:27,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 254 states and 316 transitions. [2023-12-03 03:54:27,210 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 316 transitions. [2023-12-03 03:54:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 03:54:27,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:27,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:27,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:54:27,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:54:27,775 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:54:29,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:54:29,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:29,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 261 states and 324 transitions. [2023-12-03 03:54:29,463 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 324 transitions. [2023-12-03 03:54:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 03:54:29,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:29,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:29,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:54:29,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:54:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:54:30,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:30,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 269 states and 334 transitions. [2023-12-03 03:54:30,291 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 334 transitions. [2023-12-03 03:54:30,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-03 03:54:30,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:30,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:30,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:54:30,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:54:30,944 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:54:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 270 states and 336 transitions. [2023-12-03 03:54:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 336 transitions. [2023-12-03 03:54:31,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:54:31,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:31,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:31,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:54:31,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:54:32,013 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:54:32,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:32,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 273 states and 338 transitions. [2023-12-03 03:54:32,846 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 338 transitions. [2023-12-03 03:54:32,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 03:54:32,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:32,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:33,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:54:33,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:54:33,547 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:54:43,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:54:53,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:55:03,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:55:13,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:55:14,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:14,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 300 states and 371 transitions. [2023-12-03 03:55:14,182 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 371 transitions. [2023-12-03 03:55:14,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 03:55:14,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:14,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:14,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:55:14,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:55:14,845 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:55:24,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:55:34,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:55:44,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:55:54,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:55:55,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:55,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 303 states and 373 transitions. [2023-12-03 03:55:55,033 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 373 transitions. [2023-12-03 03:55:55,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-03 03:55:55,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:55,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:55,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 1192 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:55:55,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:55:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:55:56,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:56,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 310 states and 381 transitions. [2023-12-03 03:55:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 381 transitions. [2023-12-03 03:55:56,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-03 03:55:56,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:56,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:56,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:55:56,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:55:56,851 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:55:57,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 318 states and 391 transitions. [2023-12-03 03:55:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 391 transitions. [2023-12-03 03:55:57,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-03 03:55:57,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:57,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:57,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 1240 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:55:57,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:55:58,068 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:55:58,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:58,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 319 states and 393 transitions. [2023-12-03 03:55:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 393 transitions. [2023-12-03 03:55:58,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-03 03:55:58,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:58,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:59,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 1328 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:55:59,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:55:59,685 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:56:01,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:56:03,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:56:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 322 states and 395 transitions. [2023-12-03 03:56:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 395 transitions. [2023-12-03 03:56:03,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-03 03:56:03,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:03,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:04,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:56:04,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:04,662 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:14,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:56:24,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:56:34,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:56:44,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:56:45,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 349 states and 428 transitions. [2023-12-03 03:56:45,176 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 428 transitions. [2023-12-03 03:56:45,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-03 03:56:45,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:45,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:45,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 1346 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:56:45,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:46,042 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:56:56,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:06,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:16,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:26,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:26,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:26,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 352 states and 430 transitions. [2023-12-03 03:57:26,260 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 430 transitions. [2023-12-03 03:57:26,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-03 03:57:26,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:26,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:27,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:57:27,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 267 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:27,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 359 states and 438 transitions. [2023-12-03 03:57:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 438 transitions. [2023-12-03 03:57:27,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 03:57:27,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:27,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:28,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 1480 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:57:28,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:28,532 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:28,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:28,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 367 states and 448 transitions. [2023-12-03 03:57:28,972 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 448 transitions. [2023-12-03 03:57:28,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-03 03:57:28,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:28,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:29,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 1497 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:57:29,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:29,917 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:57:30,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:30,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 368 states and 450 transitions. [2023-12-03 03:57:30,818 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 450 transitions. [2023-12-03 03:57:30,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-03 03:57:30,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:30,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:31,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:57:31,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:31,832 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:57:33,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:33,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 371 states and 452 transitions. [2023-12-03 03:57:33,116 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 452 transitions. [2023-12-03 03:57:33,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-03 03:57:33,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:33,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:33,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 1580 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:57:33,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:34,025 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:44,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:54,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:04,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:14,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:14,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:14,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 398 states and 485 transitions. [2023-12-03 03:58:14,613 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 485 transitions. [2023-12-03 03:58:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-03 03:58:14,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:14,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:15,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 1603 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:58:15,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:15,994 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:58:26,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:36,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:46,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:56,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 401 states and 487 transitions. [2023-12-03 03:58:56,231 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 487 transitions. [2023-12-03 03:58:56,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-03 03:58:56,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:56,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:57,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 1706 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:58:57,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:57,351 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:57,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:57,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 408 states and 495 transitions. [2023-12-03 03:58:57,636 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 495 transitions. [2023-12-03 03:58:57,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-03 03:58:57,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:57,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:58,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 1737 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:58:58,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:58,840 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:59,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:59,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 416 states and 505 transitions. [2023-12-03 03:58:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 505 transitions. [2023-12-03 03:58:59,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-03 03:58:59,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:59,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:00,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 1754 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:59:00,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:01,038 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:59:02,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:02,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 417 states and 507 transitions. [2023-12-03 03:59:02,407 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 507 transitions. [2023-12-03 03:59:02,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-03 03:59:02,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:02,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:03,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 1842 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:59:03,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:03,792 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:59:04,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:04,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 420 states and 509 transitions. [2023-12-03 03:59:04,110 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 509 transitions. [2023-12-03 03:59:04,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-03 03:59:04,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:04,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:04,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:59:04,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:05,243 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:15,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:25,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:37,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:47,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:47,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:47,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 447 states and 542 transitions. [2023-12-03 03:59:47,996 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 542 transitions. [2023-12-03 03:59:47,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-03 03:59:47,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:47,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:49,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 1860 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:59:49,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:49,470 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:59:59,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:09,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:19,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:29,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:29,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:29,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 450 states and 544 transitions. [2023-12-03 04:00:29,793 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 544 transitions. [2023-12-03 04:00:29,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-03 04:00:29,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:29,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:30,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 1963 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:00:30,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:31,205 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:31,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:31,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 457 states and 552 transitions. [2023-12-03 04:00:31,610 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 552 transitions. [2023-12-03 04:00:31,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-03 04:00:31,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:31,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:32,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 1994 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:00:32,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:33,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 465 states and 562 transitions. [2023-12-03 04:00:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 562 transitions. [2023-12-03 04:00:33,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-03 04:00:33,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:33,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:35,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 2011 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:00:35,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:35,449 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:00:37,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:00:37,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 466 states and 564 transitions. [2023-12-03 04:00:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 564 transitions. [2023-12-03 04:00:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-03 04:00:37,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:37,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:38,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:00:38,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:00:40,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 469 states and 566 transitions. [2023-12-03 04:00:40,401 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 566 transitions. [2023-12-03 04:00:40,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-03 04:00:40,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:40,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:41,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 2094 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:00:41,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:52,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:02,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:12,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:22,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:22,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:22,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 496 states and 599 transitions. [2023-12-03 04:01:22,783 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 599 transitions. [2023-12-03 04:01:22,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-03 04:01:22,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:22,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:24,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 2117 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:01:24,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:24,488 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 771 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:01:34,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:44,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:54,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:04,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:04,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:04,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 499 states and 601 transitions. [2023-12-03 04:02:04,803 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 601 transitions. [2023-12-03 04:02:04,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-03 04:02:04,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:04,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:05,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 2220 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:02:05,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:06,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:06,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 506 states and 609 transitions. [2023-12-03 04:02:06,753 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 609 transitions. [2023-12-03 04:02:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 04:02:06,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:06,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:07,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 2251 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:02:07,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:08,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 514 states and 619 transitions. [2023-12-03 04:02:08,801 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 619 transitions. [2023-12-03 04:02:08,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-03 04:02:08,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:08,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:10,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:10,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 2268 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:02:10,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:10,646 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:02:11,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:11,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 515 states and 621 transitions. [2023-12-03 04:02:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 621 transitions. [2023-12-03 04:02:11,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-03 04:02:11,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:11,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:12,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 2356 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:02:12,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:13,184 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:02:13,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:13,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 518 states and 623 transitions. [2023-12-03 04:02:13,538 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 623 transitions. [2023-12-03 04:02:13,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-03 04:02:13,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:13,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:14,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:14,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 2351 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:02:14,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:15,184 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:25,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:35,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:45,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:55,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:55,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:55,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 545 states and 655 transitions. [2023-12-03 04:02:55,776 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 655 transitions. [2023-12-03 04:02:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-12-03 04:02:55,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:55,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:57,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 2374 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:02:57,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 989 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:03:07,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:17,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:28,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:38,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:38,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:38,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 548 states and 657 transitions. [2023-12-03 04:03:38,154 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 657 transitions. [2023-12-03 04:03:38,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-03 04:03:38,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:38,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:39,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 2477 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:03:39,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:39,841 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 965 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:40,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:40,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 555 states and 665 transitions. [2023-12-03 04:03:40,106 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 665 transitions. [2023-12-03 04:03:40,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-03 04:03:40,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:40,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:41,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 2508 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:03:41,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:41,793 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:42,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:42,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 563 states and 675 transitions. [2023-12-03 04:03:42,242 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 675 transitions. [2023-12-03 04:03:42,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-12-03 04:03:42,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:42,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:44,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 2525 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:03:44,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:03:45,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:03:46,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:46,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 564 states and 677 transitions. [2023-12-03 04:03:46,014 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 677 transitions. [2023-12-03 04:03:46,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-12-03 04:03:46,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:46,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:47,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 2613 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:03:47,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:47,931 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:03:50,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:03:52,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:03:52,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:52,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 567 states and 679 transitions. [2023-12-03 04:03:52,287 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 679 transitions. [2023-12-03 04:03:52,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-12-03 04:03:52,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:52,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:53,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 2608 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:03:53,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:54,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-12-03 04:04:04,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:14,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:24,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:34,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:34,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 579 states and 694 transitions. [2023-12-03 04:04:34,703 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 694 transitions. [2023-12-03 04:04:34,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-12-03 04:04:34,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:34,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:36,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 2631 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:04:36,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:36,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1117 trivial. 0 not checked. [2023-12-03 04:04:46,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []