./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/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_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/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_ad76b435-490f-4963-936b-e04ea612ae98/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 efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:04:19,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:04:19,089 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-03 00:04:19,094 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:04:19,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:04:19,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:04:19,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:04:19,119 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:04:19,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:04:19,120 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:04:19,120 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:04:19,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:04:19,121 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:04:19,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:04:19,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:04:19,123 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 00:04:19,123 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 00:04:19,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:04:19,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:04:19,125 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:04:19,125 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:04:19,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:04:19,126 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:04:19,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:04:19,127 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:04:19,128 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:04:19,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:04:19,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:04:19,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:04:19,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:04:19,130 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:04:19,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:04:19,131 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_ad76b435-490f-4963-936b-e04ea612ae98/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 [2023-12-03 00:04:19,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:04:19,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:04:19,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:04:19,346 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:04:19,347 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:04:19,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2023-12-03 00:04:22,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:04:22,301 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:04:22,302 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2023-12-03 00:04:22,320 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/data/0d17170ef/9a6f6148904c480a8af03f5bea818b73/FLAG0a37ec48d [2023-12-03 00:04:22,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/data/0d17170ef/9a6f6148904c480a8af03f5bea818b73 [2023-12-03 00:04:22,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:04:22,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:04:22,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:04:22,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:04:22,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:04:22,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:04:22" (1/1) ... [2023-12-03 00:04:22,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67bb267f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:22, skipping insertion in model container [2023-12-03 00:04:22,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:04:22" (1/1) ... [2023-12-03 00:04:22,419 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:04:22,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:04:22,943 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:04:23,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:04:23,092 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:04:23,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23 WrapperNode [2023-12-03 00:04:23,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:04:23,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:04:23,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:04:23,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:04:23,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,246 INFO L138 Inliner]: procedures = 177, calls = 449, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1895 [2023-12-03 00:04:23,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:04:23,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:04:23,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:04:23,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:04:23,257 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,328 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,374 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:04:23,375 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:04:23,375 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:04:23,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:04:23,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:04:23" (1/1) ... [2023-12-03 00:04:23,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:04:23,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:04:23,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:04:23,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad76b435-490f-4963-936b-e04ea612ae98/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:04:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:04:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:04:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:04:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:04:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:04:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:04:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:04:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:04:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:04:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:04:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:04:23,668 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:04:23,670 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:04:26,659 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:04:28,562 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:04:28,562 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-12-03 00:04:28,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:04:28 BoogieIcfgContainer [2023-12-03 00:04:28,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:04:28,565 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:04:28,565 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:04:28,577 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:04:28,578 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:04:28" (1/1) ... [2023-12-03 00:04:28,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:04:28,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:28,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 200 states and 328 transitions. [2023-12-03 00:04:28,659 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 328 transitions. [2023-12-03 00:04:28,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:04:28,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:28,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:28,868 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 00:04:28,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:28,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 201 states and 330 transitions. [2023-12-03 00:04:28,936 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 330 transitions. [2023-12-03 00:04:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:04:28,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:28,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:29,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:29,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:04:29,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:29,064 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 00:04:29,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:29,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 201 states and 326 transitions. [2023-12-03 00:04:29,073 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 326 transitions. [2023-12-03 00:04:29,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 00:04:29,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:29,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:29,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:04:29,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:29,191 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 00:04:29,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 201 states and 318 transitions. [2023-12-03 00:04:29,201 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 318 transitions. [2023-12-03 00:04:29,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 00:04:29,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:29,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:29,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:04:29,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:29,349 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 00:04:29,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:29,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 201 states and 306 transitions. [2023-12-03 00:04:29,359 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 306 transitions. [2023-12-03 00:04:29,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:04:29,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:29,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:29,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:04:29,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:29,604 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 00:04:39,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:04:49,716 WARN L539 Checker$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 00:04:49,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:49,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 201 states and 292 transitions. [2023-12-03 00:04:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 292 transitions. [2023-12-03 00:04:49,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 00:04:49,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:49,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:50,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:04:50,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:50,428 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 00:05:00,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:05:10,512 WARN L539 Checker$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 00:05:20,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:05:30,605 WARN L539 Checker$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 00:05:40,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:05:50,906 WARN L539 Checker$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 00:06:00,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:06:10,996 WARN L539 Checker$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 00:06:11,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:11,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 253 states and 355 transitions. [2023-12-03 00:06:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 355 transitions. [2023-12-03 00:06:11,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 00:06:11,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:11,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:11,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:06:11,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:11,596 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 00:06:11,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:11,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 253 states and 353 transitions. [2023-12-03 00:06:11,608 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 353 transitions. [2023-12-03 00:06:11,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 00:06:11,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:11,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:11,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:06:11,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:11,997 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 00:06:12,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:12,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 253 states and 351 transitions. [2023-12-03 00:06:12,011 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 351 transitions. [2023-12-03 00:06:12,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 00:06:12,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:12,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:12,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:06:12,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:12,396 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 00:06:12,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:12,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 253 states and 349 transitions. [2023-12-03 00:06:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 349 transitions. [2023-12-03 00:06:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 00:06:12,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:12,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:12,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:06:12,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:12,759 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 00:06:22,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:06:22,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:22,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 253 states and 347 transitions. [2023-12-03 00:06:22,823 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 347 transitions. [2023-12-03 00:06:22,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 00:06:22,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:22,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:23,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:06:23,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:23,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:06:33,229 WARN L539 Checker$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 00:06:33,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:33,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 253 states and 345 transitions. [2023-12-03 00:06:33,270 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 345 transitions. [2023-12-03 00:06:33,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:06:33,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:33,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:33,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:06:33,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:33,718 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 00:06:43,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:06:53,765 WARN L539 Checker$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 00:07:03,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:07:13,869 WARN L539 Checker$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 00:07:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 256 states and 347 transitions. [2023-12-03 00:07:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 347 transitions. [2023-12-03 00:07:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:13,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:13,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:14,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:07:14,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:14,275 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 00:07:14,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:14,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 256 states and 345 transitions. [2023-12-03 00:07:14,559 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 345 transitions. [2023-12-03 00:07:14,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:14,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:14,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:14,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:07:14,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:15,007 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 00:07:25,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:07:35,059 WARN L539 Checker$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 00:07:45,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:07:55,148 WARN L539 Checker$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 00:07:55,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:55,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 259 states and 347 transitions. [2023-12-03 00:07:55,206 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 347 transitions. [2023-12-03 00:07:55,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:55,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:55,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:55,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:07:55,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:55,513 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 00:07:55,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:55,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 259 states and 345 transitions. [2023-12-03 00:07:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 345 transitions. [2023-12-03 00:07:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 00:07:55,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:55,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:55,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:07:55,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:55,998 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 00:07:56,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:56,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 266 states and 353 transitions. [2023-12-03 00:07:56,149 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 353 transitions. [2023-12-03 00:07:56,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 00:07:56,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:56,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:56,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:07:56,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:56,554 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 00:07:56,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:56,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 273 states and 361 transitions. [2023-12-03 00:07:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 361 transitions. [2023-12-03 00:07:56,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:07:56,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:56,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:57,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:07:57,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:57,079 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 00:07:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 273 states and 360 transitions. [2023-12-03 00:07:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 360 transitions. [2023-12-03 00:07:57,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:07:57,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:57,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:57,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:07:57,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:57,434 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 00:07:57,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:57,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 273 states and 359 transitions. [2023-12-03 00:07:57,455 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 359 transitions. [2023-12-03 00:07:57,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 00:07:57,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:57,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:57,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:07:57,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:57,908 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 00:07:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:58,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 281 states and 369 transitions. [2023-12-03 00:07:58,199 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 369 transitions. [2023-12-03 00:07:58,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 00:07:58,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:58,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:58,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:07:58,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:58,647 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 00:07:58,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:58,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 289 states and 379 transitions. [2023-12-03 00:07:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 379 transitions. [2023-12-03 00:07:58,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 00:07:58,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:58,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:59,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:07:59,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:59,371 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 00:08:00,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:00,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 290 states and 381 transitions. [2023-12-03 00:08:00,523 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 381 transitions. [2023-12-03 00:08:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 00:08:00,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:00,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:00,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:08:00,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:00,979 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 00:08:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 291 states and 383 transitions. [2023-12-03 00:08:01,376 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 383 transitions. [2023-12-03 00:08:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:08:01,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:01,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:01,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:08:01,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:01,803 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 00:08:01,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 291 states and 381 transitions. [2023-12-03 00:08:01,817 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 381 transitions. [2023-12-03 00:08:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:08:01,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:01,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:02,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:08:02,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:02,246 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 00:08:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:02,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 291 states and 379 transitions. [2023-12-03 00:08:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 379 transitions. [2023-12-03 00:08:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 00:08:02,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:02,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:02,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:08:02,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:02,790 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 00:08:04,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:08:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:04,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 294 states and 381 transitions. [2023-12-03 00:08:04,929 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 381 transitions. [2023-12-03 00:08:04,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 00:08:04,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:04,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:05,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:08:05,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:05,417 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 00:08:06,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:06,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 297 states and 383 transitions. [2023-12-03 00:08:06,479 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 383 transitions. [2023-12-03 00:08:06,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-03 00:08:06,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:06,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:07,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:08:07,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:08:17,256 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 00:08:27,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:08:37,357 WARN L539 Checker$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 00:08:47,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:08:57,590 WARN L539 Checker$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 00:09:07,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:09:17,660 WARN L539 Checker$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 00:09:27,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:09:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:27,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 349 states and 447 transitions. [2023-12-03 00:09:27,971 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 447 transitions. [2023-12-03 00:09:27,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 00:09:27,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:27,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:09:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:28,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:09:28,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:28,660 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:09:38,696 WARN L539 Checker$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 00:09:48,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:09:58,829 WARN L539 Checker$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 00:10:08,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:10:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:08,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 352 states and 449 transitions. [2023-12-03 00:10:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 449 transitions. [2023-12-03 00:10:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 00:10:08,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:08,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:09,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:10:09,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:09,629 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:10:19,683 WARN L539 Checker$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 00:10:29,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:10:39,760 WARN L539 Checker$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 00:10:49,793 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 00:10:49,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 355 states and 451 transitions. [2023-12-03 00:10:49,833 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 451 transitions. [2023-12-03 00:10:49,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-03 00:10:49,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:49,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:50,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:10:50,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:10:50,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 362 states and 459 transitions. [2023-12-03 00:10:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 459 transitions. [2023-12-03 00:10:50,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-03 00:10:50,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:50,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:51,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:10:51,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:51,430 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:10:51,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:51,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 369 states and 467 transitions. [2023-12-03 00:10:51,785 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 467 transitions. [2023-12-03 00:10:51,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-03 00:10:51,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:51,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:52,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 1160 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:10:52,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:10:52,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:52,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 377 states and 477 transitions. [2023-12-03 00:10:52,971 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 477 transitions. [2023-12-03 00:10:52,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-03 00:10:52,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:52,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:53,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 1160 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:10:53,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:53,686 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:10:54,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:54,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 385 states and 487 transitions. [2023-12-03 00:10:54,320 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 487 transitions. [2023-12-03 00:10:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-03 00:10:54,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:54,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:54,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:10:54,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:55,085 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:10:56,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:10:56,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:56,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 386 states and 489 transitions. [2023-12-03 00:10:56,506 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 489 transitions. [2023-12-03 00:10:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-03 00:10:56,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:56,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:57,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:10:57,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:57,339 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:10:58,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:10:59,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 387 states and 491 transitions. [2023-12-03 00:10:59,080 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 491 transitions. [2023-12-03 00:10:59,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 00:10:59,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:59,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:59,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:10:59,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:11:00,000 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:11:03,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:11:06,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:11:06,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:06,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 390 states and 493 transitions. [2023-12-03 00:11:06,922 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 493 transitions. [2023-12-03 00:11:06,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 00:11:06,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:06,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:07,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:11:07,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:11:07,712 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:11:09,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:11:09,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:09,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 393 states and 495 transitions. [2023-12-03 00:11:09,069 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 495 transitions. [2023-12-03 00:11:09,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-03 00:11:09,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:09,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:09,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:09,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 1479 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:11:09,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:11:10,130 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:11:20,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:11:30,246 WARN L539 Checker$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 00:11:40,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:11:50,304 WARN L539 Checker$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 00:12:00,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:12:10,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:12:20,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:12:30,787 WARN L539 Checker$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 00:12:31,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:31,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 445 states and 559 transitions. [2023-12-03 00:12:31,007 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 559 transitions. [2023-12-03 00:12:31,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-03 00:12:31,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:31,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:31,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 1502 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:12:31,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:12:42,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:12:52,112 WARN L539 Checker$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 00:13:02,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:13:12,180 WARN L539 Checker$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 00:13:12,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:12,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 448 states and 561 transitions. [2023-12-03 00:13:12,228 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 561 transitions. [2023-12-03 00:13:12,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-03 00:13:12,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:12,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:13,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 1502 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:13:13,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:13,218 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:13:23,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:13:33,320 WARN L539 Checker$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 00:13:43,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:13:53,396 WARN L539 Checker$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 00:13:53,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:53,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 451 states and 563 transitions. [2023-12-03 00:13:53,434 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 563 transitions. [2023-12-03 00:13:53,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-03 00:13:53,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:53,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:54,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 1605 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:13:54,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:54,422 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:13:54,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:54,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 458 states and 571 transitions. [2023-12-03 00:13:54,600 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 571 transitions. [2023-12-03 00:13:54,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-03 00:13:54,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:54,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:55,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 1605 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:13:55,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:13:55,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:55,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 465 states and 579 transitions. [2023-12-03 00:13:55,891 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 579 transitions. [2023-12-03 00:13:55,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 00:13:55,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:55,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:56,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 1636 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:13:56,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:56,925 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:13:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:57,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 473 states and 589 transitions. [2023-12-03 00:13:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 589 transitions. [2023-12-03 00:13:57,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 00:13:57,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:57,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:58,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 1636 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:13:58,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:58,474 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:13:59,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:59,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 481 states and 599 transitions. [2023-12-03 00:13:59,167 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 599 transitions. [2023-12-03 00:13:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 00:13:59,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:59,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:00,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 1653 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:14:00,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:00,274 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:14:01,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:01,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 482 states and 601 transitions. [2023-12-03 00:14:01,412 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 601 transitions. [2023-12-03 00:14:01,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 00:14:01,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:01,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:02,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 1653 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:14:02,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:14:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:03,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 483 states and 603 transitions. [2023-12-03 00:14:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 603 transitions. [2023-12-03 00:14:03,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-03 00:14:03,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:03,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:03,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 1741 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:14:03,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:04,193 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:14:06,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:14:06,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 486 states and 605 transitions. [2023-12-03 00:14:06,790 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 605 transitions. [2023-12-03 00:14:06,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-03 00:14:06,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:06,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:07,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 1741 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:14:07,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:14:09,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:14:14,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:14:15,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:15,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 489 states and 607 transitions. [2023-12-03 00:14:15,027 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 607 transitions. [2023-12-03 00:14:15,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-03 00:14:15,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:15,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:16,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 1955 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:14:16,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:16,452 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:14:26,552 WARN L539 Checker$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 00:14:36,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:14:46,663 WARN L539 Checker$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 00:14:56,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:15:07,235 WARN L539 Checker$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 00:15:17,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:15:27,313 WARN L539 Checker$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 00:15:37,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:15:37,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:15:37,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 541 states and 671 transitions. [2023-12-03 00:15:37,600 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 671 transitions. [2023-12-03 00:15:37,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:15:37,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:15:37,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:15:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:15:38,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 1978 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:15:38,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:15:38,865 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:15:48,935 WARN L539 Checker$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 00:15:58,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:16:09,002 WARN L539 Checker$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 00:16:19,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:16:19,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:19,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 544 states and 673 transitions. [2023-12-03 00:16:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 673 transitions. [2023-12-03 00:16:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:16:19,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:19,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:20,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 1978 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:16:20,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:20,408 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:16:30,504 WARN L539 Checker$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 00:16:40,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:16:50,585 WARN L539 Checker$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 00:17:00,617 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 00:17:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:00,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 547 states and 675 transitions. [2023-12-03 00:17:00,669 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 675 transitions. [2023-12-03 00:17:00,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-12-03 00:17:00,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:00,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:01,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 2081 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:17:01,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:01,983 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:17:02,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:02,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 554 states and 683 transitions. [2023-12-03 00:17:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 683 transitions. [2023-12-03 00:17:02,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-12-03 00:17:02,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:02,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:03,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 2081 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:17:03,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:17:04,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 00:17:05,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:05,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 561 states and 691 transitions. [2023-12-03 00:17:05,091 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 691 transitions. [2023-12-03 00:17:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-03 00:17:05,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:05,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:06,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 2112 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:17:06,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:06,493 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:17:06,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:06,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 569 states and 701 transitions. [2023-12-03 00:17:06,918 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 701 transitions. [2023-12-03 00:17:06,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-03 00:17:06,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:06,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:07,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 2112 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:17:07,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:08,257 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:17:08,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:08,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 577 states and 711 transitions. [2023-12-03 00:17:08,653 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 711 transitions. [2023-12-03 00:17:08,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-03 00:17:08,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:08,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:09,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 2129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:17:09,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:09,998 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:17:10,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:10,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 578 states and 713 transitions. [2023-12-03 00:17:10,660 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 713 transitions. [2023-12-03 00:17:10,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-03 00:17:10,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:10,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:11,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 2129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:17:11,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:11,996 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:17:13,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:13,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 579 states and 715 transitions. [2023-12-03 00:17:13,506 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 715 transitions. [2023-12-03 00:17:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 00:17:13,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:13,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:14,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 2217 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:17:14,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:14,934 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:17:17,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:17:17,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:17,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 582 states and 717 transitions. [2023-12-03 00:17:17,066 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 717 transitions. [2023-12-03 00:17:17,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 00:17:17,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:17,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:18,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 2217 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:17:18,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:18,635 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:17:21,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 00:17:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 585 states and 719 transitions. [2023-12-03 00:17:21,725 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 719 transitions. [2023-12-03 00:17:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-03 00:17:21,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:21,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:22,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 2431 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:17:22,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:23,305 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:17:33,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:17:43,452 WARN L539 Checker$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 00:17:53,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:18:03,547 WARN L539 Checker$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 00:18:14,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:18:24,166 WARN L539 Checker$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 00:18:34,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:18:44,277 WARN L539 Checker$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 00:18:44,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:44,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 637 states and 783 transitions. [2023-12-03 00:18:44,493 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 783 transitions. [2023-12-03 00:18:44,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-03 00:18:44,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:44,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:45,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 2454 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:18:45,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:45,969 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:18:56,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:19:06,127 WARN L539 Checker$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 00:19:16,174 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 []