./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/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_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/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_259cec7d-ba11-42bb-bf0a-12bdae8bd526/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 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:15:36,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:15:36,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-03 04:15:36,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:15:36,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:15:36,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:15:36,386 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:15:36,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:15:36,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:15:36,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:15:36,389 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:15:36,389 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:15:36,390 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:15:36,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:15:36,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:15:36,391 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:15:36,392 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:15:36,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:15:36,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:15:36,393 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:15:36,394 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:15:36,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:15:36,395 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:15:36,395 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:15:36,396 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:15:36,396 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:15:36,397 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:15:36,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:15:36,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:15:36,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:15:36,398 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:15:36,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:15:36,399 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_259cec7d-ba11-42bb-bf0a-12bdae8bd526/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 [2023-12-03 04:15:36,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:15:36,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:15:36,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:15:36,651 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:15:36,652 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:15:36,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2023-12-03 04:15:39,345 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:15:39,646 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:15:39,647 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2023-12-03 04:15:39,665 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/data/bf651f814/3e23dc8d464b4ee19aefd3049b124430/FLAGc5db5bea0 [2023-12-03 04:15:39,680 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/data/bf651f814/3e23dc8d464b4ee19aefd3049b124430 [2023-12-03 04:15:39,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:15:39,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:15:39,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:15:39,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:15:39,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:15:39,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:15:39" (1/1) ... [2023-12-03 04:15:39,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff31338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:39, skipping insertion in model container [2023-12-03 04:15:39,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:15:39" (1/1) ... [2023-12-03 04:15:39,754 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:15:40,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:15:40,180 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:15:40,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:15:40,289 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:15:40,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40 WrapperNode [2023-12-03 04:15:40,290 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:15:40,291 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:15:40,291 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:15:40,291 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:15:40,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,387 INFO L138 Inliner]: procedures = 177, calls = 238, calls flagged for inlining = 17, calls inlined = 26, statements flattened = 1030 [2023-12-03 04:15:40,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:15:40,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:15:40,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:15:40,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:15:40,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,411 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,411 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,474 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:15:40,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:15:40,492 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:15:40,492 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:15:40,493 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:15:40" (1/1) ... [2023-12-03 04:15:40,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:15:40,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:15:40,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:15:40,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cec7d-ba11-42bb-bf0a-12bdae8bd526/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:15:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:15:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:15:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:15:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:15:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:15:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:15:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:15:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:15:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:15:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:15:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:15:40,747 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:15:40,749 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:15:41,791 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:15:42,741 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:15:42,741 INFO L309 CfgBuilder]: Removed 40 assume(true) statements. [2023-12-03 04:15:42,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:15:42 BoogieIcfgContainer [2023-12-03 04:15:42,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:15:42,744 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:15:42,744 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:15:42,755 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:15:42,755 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:15:42" (1/1) ... [2023-12-03 04:15:42,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:15:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:42,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 220 transitions. [2023-12-03 04:15:42,824 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2023-12-03 04:15:42,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 04:15:42,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:42,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:43,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:15:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:43,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 141 states and 222 transitions. [2023-12-03 04:15:43,059 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 222 transitions. [2023-12-03 04:15:43,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 04:15:43,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:43,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:43,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:15:43,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:43,150 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 04:15:43,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:43,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 141 states and 220 transitions. [2023-12-03 04:15:43,158 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 220 transitions. [2023-12-03 04:15:43,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:15:43,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:43,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:43,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:15:43,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:43,236 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 04:15:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:43,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 141 states and 216 transitions. [2023-12-03 04:15:43,244 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 216 transitions. [2023-12-03 04:15:43,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:15:43,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:43,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:43,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:15:43,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:43,343 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 04:15:43,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:43,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 141 states and 210 transitions. [2023-12-03 04:15:43,351 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 210 transitions. [2023-12-03 04:15:43,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:15:43,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:43,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:43,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:15:43,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:43,534 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 04:15:53,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:15:53,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:53,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 141 states and 204 transitions. [2023-12-03 04:15:53,671 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 204 transitions. [2023-12-03 04:15:53,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:15:53,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:53,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:53,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:15:53,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:54,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:16:04,116 WARN L539 Checker$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 04:16:14,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:16:24,168 WARN L539 Checker$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 04:16:34,193 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 04:16:34,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:34,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 168 states and 237 transitions. [2023-12-03 04:16:34,538 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 237 transitions. [2023-12-03 04:16:34,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:16:34,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:34,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:34,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:16:34,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:34,746 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 04:16:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 168 states and 235 transitions. [2023-12-03 04:16:34,754 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 235 transitions. [2023-12-03 04:16:34,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:16:34,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:34,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:34,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:16:34,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:34,991 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 04:16:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 168 states and 233 transitions. [2023-12-03 04:16:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 233 transitions. [2023-12-03 04:16:35,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:16:35,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:35,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:35,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:16:35,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:35,241 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 04:16:45,252 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 04:16:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:45,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 168 states and 231 transitions. [2023-12-03 04:16:45,291 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 231 transitions. [2023-12-03 04:16:45,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:16:45,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:45,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:45,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:45,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:16:45,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:45,621 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 04:16:55,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:17:05,653 WARN L539 Checker$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 04:17:15,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:17:25,711 WARN L539 Checker$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 04:17:25,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:25,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 171 states and 233 transitions. [2023-12-03 04:17:25,744 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 233 transitions. [2023-12-03 04:17:25,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:17:25,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:25,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:25,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:17:25,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:25,970 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 04:17:26,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:26,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 171 states and 231 transitions. [2023-12-03 04:17:26,025 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 231 transitions. [2023-12-03 04:17:26,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:17:26,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:26,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:26,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:17:26,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:26,326 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 04:17:26,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 178 states and 239 transitions. [2023-12-03 04:17:26,515 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 239 transitions. [2023-12-03 04:17:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:17:26,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:26,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:26,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:17:26,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:26,807 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 04:17:26,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:26,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 178 states and 238 transitions. [2023-12-03 04:17:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 238 transitions. [2023-12-03 04:17:26,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:17:26,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:26,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:27,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:17:27,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:27,208 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 04:17:27,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:27,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 186 states and 248 transitions. [2023-12-03 04:17:27,491 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2023-12-03 04:17:27,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:17:27,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:27,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:27,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:17:27,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:27,823 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 04:17:28,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:28,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 187 states and 250 transitions. [2023-12-03 04:17:28,876 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 250 transitions. [2023-12-03 04:17:28,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:17:28,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:28,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:29,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:17:29,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:29,211 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 04:17:29,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:29,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 187 states and 248 transitions. [2023-12-03 04:17:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 248 transitions. [2023-12-03 04:17:29,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:17:29,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:29,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:29,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:17:29,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:29,624 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 04:17:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:30,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 190 states and 250 transitions. [2023-12-03 04:17:30,160 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 250 transitions. [2023-12-03 04:17:30,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 04:17:30,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:30,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:30,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:17:30,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:30,563 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 04:17:40,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:17:50,671 WARN L539 Checker$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 04:18:00,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:18:10,733 WARN L539 Checker$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 04:18:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:10,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 217 states and 283 transitions. [2023-12-03 04:18:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 283 transitions. [2023-12-03 04:18:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 04:18:10,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:10,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:11,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:18:11,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:11,323 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 04:18:21,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:18:31,389 WARN L539 Checker$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 04:18:41,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:18:51,449 WARN L539 Checker$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 04:18:51,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:51,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 220 states and 285 transitions. [2023-12-03 04:18:51,504 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 285 transitions. [2023-12-03 04:18:51,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 04:18:51,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:51,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:51,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:18:51,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:51,901 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 04:18:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 227 states and 293 transitions. [2023-12-03 04:18:52,040 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 293 transitions. [2023-12-03 04:18:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 04:18:52,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:52,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:52,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:18:52,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:52,529 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 04:18:52,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:52,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 303 transitions. [2023-12-03 04:18:52,754 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 303 transitions. [2023-12-03 04:18:52,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 04:18:52,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:52,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:53,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:18:53,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:53,198 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 04:18:54,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:18:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:54,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 236 states and 305 transitions. [2023-12-03 04:18:54,503 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 305 transitions. [2023-12-03 04:18:54,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 04:18:54,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:54,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:54,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 823 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:18:54,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:54,991 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 04:18:55,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:55,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 239 states and 307 transitions. [2023-12-03 04:18:55,432 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 307 transitions. [2023-12-03 04:18:55,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 04:18:55,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:55,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:55,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:18:55,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:55,981 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 04:19:06,042 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 04:19:16,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:26,118 WARN L539 Checker$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 04:19:36,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:36,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:36,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 266 states and 340 transitions. [2023-12-03 04:19:36,645 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 340 transitions. [2023-12-03 04:19:36,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 04:19:36,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:36,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:19:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:37,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:19:37,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:37,216 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:19:47,254 WARN L539 Checker$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 04:19:57,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:20:07,331 WARN L539 Checker$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 04:20:17,351 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 04:20:17,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:17,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 269 states and 342 transitions. [2023-12-03 04:20:17,395 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 342 transitions. [2023-12-03 04:20:17,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 04:20:17,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:17,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:20:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:17,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:20:17,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:17,941 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 04:20:18,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 276 states and 350 transitions. [2023-12-03 04:20:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 350 transitions. [2023-12-03 04:20:18,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 04:20:18,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:18,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:20:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:18,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:20:18,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:18,764 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 04:20:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 284 states and 360 transitions. [2023-12-03 04:20:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 360 transitions. [2023-12-03 04:20:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 04:20:19,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:19,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:20:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:19,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:20:19,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:19,645 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 04:20:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 285 states and 362 transitions. [2023-12-03 04:20:19,993 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 362 transitions. [2023-12-03 04:20:19,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-03 04:20:19,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:19,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:20:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:20,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 1080 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:20:20,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:20,665 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 04:20:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 288 states and 364 transitions. [2023-12-03 04:20:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 364 transitions. [2023-12-03 04:20:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 04:20:21,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:21,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:20:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:21,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:20:21,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:21,696 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 04:20:31,782 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 04:20:41,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:20:51,874 WARN L539 Checker$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 04:21:01,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:21:02,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:02,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 315 states and 397 transitions. [2023-12-03 04:21:02,184 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 397 transitions. [2023-12-03 04:21:02,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-03 04:21:02,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:02,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:02,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:21:02,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:02,971 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:13,027 WARN L539 Checker$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 04:21:23,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:21:33,110 WARN L539 Checker$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 04:21:43,130 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 04:21:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:43,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 318 states and 399 transitions. [2023-12-03 04:21:43,190 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 399 transitions. [2023-12-03 04:21:43,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 04:21:43,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:43,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:43,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 1201 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:21:43,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:43,868 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 04:21:44,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:44,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 325 states and 407 transitions. [2023-12-03 04:21:44,042 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 407 transitions. [2023-12-03 04:21:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 04:21:44,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:44,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:44,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:21:44,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:44,759 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 04:21:45,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:45,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 333 states and 417 transitions. [2023-12-03 04:21:45,094 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 417 transitions. [2023-12-03 04:21:45,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:21:45,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:45,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:45,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 1249 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:21:45,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:45,861 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 04:21:46,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:46,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 334 states and 419 transitions. [2023-12-03 04:21:46,788 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 419 transitions. [2023-12-03 04:21:46,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-03 04:21:46,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:46,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:47,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:47,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:21:47,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:47,634 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 04:21:48,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:48,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 337 states and 421 transitions. [2023-12-03 04:21:48,732 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 421 transitions. [2023-12-03 04:21:48,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-03 04:21:48,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:48,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:49,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:21:49,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:49,623 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 04:21:59,714 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 04:22:09,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:22:19,783 WARN L539 Checker$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 04:22:29,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:22:30,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 364 states and 454 transitions. [2023-12-03 04:22:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 454 transitions. [2023-12-03 04:22:30,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-03 04:22:30,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:30,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:31,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 1355 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:22:31,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:31,166 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:41,218 WARN L539 Checker$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 04:22:51,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:23:01,286 WARN L539 Checker$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 04:23:11,308 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 04:23:11,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:11,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 367 states and 456 transitions. [2023-12-03 04:23:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 456 transitions. [2023-12-03 04:23:11,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 04:23:11,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:11,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:12,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:23:12,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:12,239 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 04:23:12,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:12,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 374 states and 464 transitions. [2023-12-03 04:23:12,466 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 464 transitions. [2023-12-03 04:23:12,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 04:23:12,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:12,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:13,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 1489 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:23:13,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:13,412 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 04:23:13,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:13,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 382 states and 474 transitions. [2023-12-03 04:23:13,941 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 474 transitions. [2023-12-03 04:23:13,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 04:23:13,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:13,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:14,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:23:14,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:14,919 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 04:23:15,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:15,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 383 states and 476 transitions. [2023-12-03 04:23:15,255 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 476 transitions. [2023-12-03 04:23:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-03 04:23:15,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:15,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:16,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:23:16,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:16,250 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 04:23:17,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 386 states and 478 transitions. [2023-12-03 04:23:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 478 transitions. [2023-12-03 04:23:17,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-03 04:23:17,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:17,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:17,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 1589 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:23:17,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:18,167 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 04:23:28,278 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 04:23:38,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:23:48,338 WARN L539 Checker$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 04:23:58,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:23:58,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:58,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 413 states and 511 transitions. [2023-12-03 04:23:58,702 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 511 transitions. [2023-12-03 04:23:58,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-03 04:23:58,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:58,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:59,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 1612 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:23:59,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:59,638 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:24:09,713 WARN L539 Checker$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 04:24:19,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:24:29,774 WARN L539 Checker$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 04:24:39,808 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 04:24:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 416 states and 513 transitions. [2023-12-03 04:24:39,852 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 513 transitions. [2023-12-03 04:24:39,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 04:24:39,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:39,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:24:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:40,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:24:40,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:41,011 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 04:24:41,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:41,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 423 states and 521 transitions. [2023-12-03 04:24:41,316 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 521 transitions. [2023-12-03 04:24:41,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 04:24:41,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:41,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:24:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:42,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 1746 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:24:42,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:42,355 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 04:24:42,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:42,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 431 states and 531 transitions. [2023-12-03 04:24:42,698 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 531 transitions. [2023-12-03 04:24:42,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-03 04:24:42,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:42,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:24:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:43,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 1763 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:24:43,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:43,771 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 04:24:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 432 states and 533 transitions. [2023-12-03 04:24:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 533 transitions. [2023-12-03 04:24:44,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-12-03 04:24:44,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:44,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:24:45,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:45,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 1851 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:24:45,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:46,117 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 04:24:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 435 states and 535 transitions. [2023-12-03 04:24:47,129 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 535 transitions. [2023-12-03 04:24:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-03 04:24:47,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:47,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:24:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:48,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:24:48,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:48,363 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 04:24:58,476 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 04:25:08,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:25:18,566 WARN L539 Checker$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 04:25:28,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:25:28,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 462 states and 568 transitions. [2023-12-03 04:25:28,955 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 568 transitions. [2023-12-03 04:25:28,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-03 04:25:28,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:28,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:25:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:29,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 1869 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:25:29,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:30,152 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:25:40,234 WARN L539 Checker$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 04:25:50,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:26:00,293 WARN L539 Checker$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 04:26:10,320 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 04:26:10,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:10,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 465 states and 570 transitions. [2023-12-03 04:26:10,365 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 570 transitions. [2023-12-03 04:26:10,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-03 04:26:10,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:10,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:11,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 1972 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:26:11,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:11,532 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 04:26:12,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 472 states and 578 transitions. [2023-12-03 04:26:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 578 transitions. [2023-12-03 04:26:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-03 04:26:12,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:12,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:13,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 2003 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:26:13,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:13,280 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 04:26:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:13,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 480 states and 588 transitions. [2023-12-03 04:26:13,659 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 588 transitions. [2023-12-03 04:26:13,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-03 04:26:13,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:13,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:14,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 2020 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:26:14,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:15,003 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 04:26:15,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 481 states and 590 transitions. [2023-12-03 04:26:15,496 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 590 transitions. [2023-12-03 04:26:15,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-03 04:26:15,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:15,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:16,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 2108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:26:16,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:16,829 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 04:26:18,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:26:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:18,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 484 states and 592 transitions. [2023-12-03 04:26:18,607 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 592 transitions. [2023-12-03 04:26:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-03 04:26:18,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:18,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:19,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 2103 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:26:19,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:20,021 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 04:26:30,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:26:40,156 WARN L539 Checker$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 04:26:50,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:27:00,238 WARN L539 Checker$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 04:27:00,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 511 states and 625 transitions. [2023-12-03 04:27:00,801 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 625 transitions. [2023-12-03 04:27:00,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-03 04:27:00,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:00,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:01,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 2126 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:27:01,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:02,213 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 04:27:12,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:27:22,354 WARN L539 Checker$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 04:27:32,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:27:42,432 WARN L539 Checker$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 04:27:42,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:42,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 514 states and 627 transitions. [2023-12-03 04:27:42,487 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 627 transitions. [2023-12-03 04:27:42,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 04:27:42,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:42,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:43,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 2229 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:27:43,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:43,907 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 04:27:44,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:44,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 521 states and 635 transitions. [2023-12-03 04:27:44,322 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 635 transitions. [2023-12-03 04:27:44,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 04:27:44,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:44,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:45,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 2260 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:27:45,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:45,834 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 04:27:46,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:46,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 529 states and 645 transitions. [2023-12-03 04:27:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 645 transitions. [2023-12-03 04:27:46,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-03 04:27:46,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:46,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:47,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 2277 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:27:47,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:47,764 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 04:27:48,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:48,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 530 states and 647 transitions. [2023-12-03 04:27:48,930 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 647 transitions. [2023-12-03 04:27:48,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-03 04:27:48,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:48,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:50,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 2365 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:27:50,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:50,576 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 04:27:51,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:51,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 533 states and 649 transitions. [2023-12-03 04:27:51,729 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 649 transitions. [2023-12-03 04:27:51,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-03 04:27:51,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:51,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:52,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 2360 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:27:52,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:53,322 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 04:28:03,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:28:13,539 WARN L539 Checker$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 04:28:23,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:28:33,613 WARN L539 Checker$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 04:28:34,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:34,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 560 states and 681 transitions. [2023-12-03 04:28:34,103 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 681 transitions. [2023-12-03 04:28:34,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-03 04:28:34,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:34,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:35,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 2383 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:28:35,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:35,818 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 04:28:45,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:28:55,967 WARN L539 Checker$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 04:29:06,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:16,070 WARN L539 Checker$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 04:29:16,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:16,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 563 states and 683 transitions. [2023-12-03 04:29:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 683 transitions. [2023-12-03 04:29:16,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-03 04:29:16,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:16,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:17,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 2486 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:17,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:17,651 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 04:29:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:18,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 570 states and 691 transitions. [2023-12-03 04:29:18,021 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 691 transitions. [2023-12-03 04:29:18,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-12-03 04:29:18,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:18,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:19,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 2517 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:19,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:19,692 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 04:29:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:20,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 578 states and 701 transitions. [2023-12-03 04:29:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 701 transitions. [2023-12-03 04:29:20,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-12-03 04:29:20,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:20,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:21,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 2534 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:21,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:21,676 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 04:29:23,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:29:25,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:29:25,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:25,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 579 states and 703 transitions. [2023-12-03 04:29:25,605 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 703 transitions. [2023-12-03 04:29:25,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-03 04:29:25,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:25,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:27,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:27,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:27,486 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 04:29:28,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:28,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 582 states and 705 transitions. [2023-12-03 04:29:28,383 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 705 transitions. [2023-12-03 04:29:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2023-12-03 04:29:28,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:28,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:29,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 2617 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:29:29,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:29,928 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 04:29:40,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:50,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:30:00,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:30:10,377 WARN L539 Checker$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 04:30:10,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:10,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 594 states and 720 transitions. [2023-12-03 04:30:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 720 transitions. [2023-12-03 04:30:10,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-12-03 04:30:10,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:10,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:11,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 2640 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:30:11,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:12,043 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 04:30:22,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:30:32,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []