./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.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_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/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_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/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_19bdb23d-dcd5-44ff-aca4-443c780168bc/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 98addbea2d7583a98dfe535f8a62b1da98b67168a60a4eb76b7c658a539d3a89 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:26:03,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:26:03,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-03 03:26:03,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:26:03,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:26:03,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:26:03,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:26:03,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:26:03,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:26:03,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:26:03,658 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:26:03,659 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:26:03,659 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:26:03,660 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:26:03,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:26:03,661 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:26:03,661 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:26:03,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:26:03,663 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:26:03,663 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:26:03,664 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:26:03,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:26:03,665 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:26:03,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:26:03,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:26:03,667 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:26:03,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:26:03,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:26:03,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:26:03,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:26:03,669 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:26:03,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:26:03,670 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_19bdb23d-dcd5-44ff-aca4-443c780168bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98addbea2d7583a98dfe535f8a62b1da98b67168a60a4eb76b7c658a539d3a89 [2023-12-03 03:26:03,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:26:03,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:26:03,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:26:03,950 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:26:03,951 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:26:03,952 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i [2023-12-03 03:26:07,137 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:26:07,422 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:26:07,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i [2023-12-03 03:26:07,442 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/data/61a541ef7/3b89b2715035449382722e1cc64e8573/FLAGbeb44e70f [2023-12-03 03:26:07,456 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/data/61a541ef7/3b89b2715035449382722e1cc64e8573 [2023-12-03 03:26:07,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:26:07,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:26:07,462 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:26:07,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:26:07,467 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:26:07,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:26:07" (1/1) ... [2023-12-03 03:26:07,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e65d0e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:07, skipping insertion in model container [2023-12-03 03:26:07,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:26:07" (1/1) ... [2023-12-03 03:26:07,550 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:26:08,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:26:08,016 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:26:08,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:26:08,147 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:26:08,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08 WrapperNode [2023-12-03 03:26:08,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:26:08,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:26:08,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:26:08,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:26:08,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,275 INFO L138 Inliner]: procedures = 177, calls = 238, calls flagged for inlining = 17, calls inlined = 26, statements flattened = 1030 [2023-12-03 03:26:08,275 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:26:08,276 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:26:08,276 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:26:08,277 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:26:08,289 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,360 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,374 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:26:08,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:26:08,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:26:08,407 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:26:08,408 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:08" (1/1) ... [2023-12-03 03:26:08,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:26:08,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:26:08,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:26:08,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bdb23d-dcd5-44ff-aca4-443c780168bc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:26:08,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:26:08,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:26:08,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:26:08,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:26:08,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:26:08,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:26:08,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:26:08,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:26:08,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:26:08,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:26:08,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:26:08,696 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:26:08,698 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:26:09,966 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:26:11,016 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:26:11,016 INFO L309 CfgBuilder]: Removed 40 assume(true) statements. [2023-12-03 03:26:11,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:26:11 BoogieIcfgContainer [2023-12-03 03:26:11,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:26:11,019 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:26:11,019 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:26:11,031 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:26:11,031 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:26:11" (1/1) ... [2023-12-03 03:26:11,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:26:11,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 220 transitions. [2023-12-03 03:26:11,113 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2023-12-03 03:26:11,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:26:11,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:11,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:11,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:11,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:11,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 141 states and 222 transitions. [2023-12-03 03:26:11,392 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 222 transitions. [2023-12-03 03:26:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:26:11,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:11,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:11,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:26:11,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:11,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:11,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:11,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 141 states and 220 transitions. [2023-12-03 03:26:11,512 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 220 transitions. [2023-12-03 03:26:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:26:11,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:11,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:11,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:26:11,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:11,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:11,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:11,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 141 states and 216 transitions. [2023-12-03 03:26:11,613 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 216 transitions. [2023-12-03 03:26:11,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:26:11,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:11,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:11,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:26:11,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:11,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:11,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:11,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 141 states and 210 transitions. [2023-12-03 03:26:11,771 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 210 transitions. [2023-12-03 03:26:11,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:26:11,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:11,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:12,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:26:12,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:22,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:26:22,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:22,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 141 states and 204 transitions. [2023-12-03 03:26:22,157 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 204 transitions. [2023-12-03 03:26:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:26:22,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:22,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:22,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:26:22,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:32,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:26:42,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:26:52,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:27:02,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:27:02,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:02,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 168 states and 237 transitions. [2023-12-03 03:27:02,986 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 237 transitions. [2023-12-03 03:27:02,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:27:02,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:02,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:03,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:27:03,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:03,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:27:03,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:03,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 168 states and 235 transitions. [2023-12-03 03:27:03,179 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 235 transitions. [2023-12-03 03:27:03,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:27:03,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:03,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:03,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:27:03,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:03,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:27:03,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 168 states and 233 transitions. [2023-12-03 03:27:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 233 transitions. [2023-12-03 03:27:03,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:27:03,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:03,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:03,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:27:03,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:27:13,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:27:13,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:13,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 168 states and 231 transitions. [2023-12-03 03:27:13,699 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 231 transitions. [2023-12-03 03:27:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:27:13,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:13,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:13,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:27:13,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:27:24,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:27:34,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:27:44,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:27:54,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:27:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:54,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 171 states and 233 transitions. [2023-12-03 03:27:54,164 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 233 transitions. [2023-12-03 03:27:54,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:27:54,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:54,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:54,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:27:54,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:27:54,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:54,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 171 states and 231 transitions. [2023-12-03 03:27:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 231 transitions. [2023-12-03 03:27:54,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:27:54,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:54,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:54,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:27:54,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:54,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:27:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:55,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 178 states and 239 transitions. [2023-12-03 03:27:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 239 transitions. [2023-12-03 03:27:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:27:55,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:55,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:55,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:27:55,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:55,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:27:55,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 178 states and 238 transitions. [2023-12-03 03:27:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 238 transitions. [2023-12-03 03:27:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:27:55,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:55,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:55,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:27:55,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:55,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:27:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:56,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 186 states and 248 transitions. [2023-12-03 03:27:56,257 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2023-12-03 03:27:56,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:27:56,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:56,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:56,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:27:56,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:27:57,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:57,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 187 states and 250 transitions. [2023-12-03 03:27:57,909 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 250 transitions. [2023-12-03 03:27:57,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:27:57,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:57,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:58,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:27:58,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:58,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:27:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:58,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 187 states and 248 transitions. [2023-12-03 03:27:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 248 transitions. [2023-12-03 03:27:58,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:27:58,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:58,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:58,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:27:58,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:58,624 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:27:59,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:59,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 190 states and 250 transitions. [2023-12-03 03:27:59,577 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 250 transitions. [2023-12-03 03:27:59,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 03:27:59,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:59,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:59,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:27:59,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:00,002 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:28:10,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:28:20,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:28:30,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:28:40,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:28:40,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:40,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 217 states and 283 transitions. [2023-12-03 03:28:40,773 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 283 transitions. [2023-12-03 03:28:40,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:28:40,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:40,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:41,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:28:41,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:41,234 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:28:51,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:29:01,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:29:11,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:29:21,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:29:21,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:21,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 220 states and 285 transitions. [2023-12-03 03:29:21,512 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 285 transitions. [2023-12-03 03:29:21,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:29:21,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:21,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:21,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:29:21,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:22,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 227 states and 293 transitions. [2023-12-03 03:29:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 293 transitions. [2023-12-03 03:29:22,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 03:29:22,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:22,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:23,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:29:23,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:23,421 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 303 transitions. [2023-12-03 03:29:23,949 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 303 transitions. [2023-12-03 03:29:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 03:29:23,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:23,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:24,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:29:24,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:24,390 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:29:24,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 236 states and 305 transitions. [2023-12-03 03:29:24,986 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 305 transitions. [2023-12-03 03:29:24,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 03:29:24,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:24,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:25,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 823 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:29:25,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:25,479 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:29:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:26,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 239 states and 307 transitions. [2023-12-03 03:29:26,774 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 307 transitions. [2023-12-03 03:29:26,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 03:29:26,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:26,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:27,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:29:27,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:27,321 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:37,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:29:47,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:29:57,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:30:07,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:30:08,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:08,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 266 states and 340 transitions. [2023-12-03 03:30:08,843 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 340 transitions. [2023-12-03 03:30:08,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 03:30:08,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:08,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:09,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:30:09,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:09,594 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:30:19,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:30:29,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:30:39,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:30:49,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:30:49,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 269 states and 342 transitions. [2023-12-03 03:30:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 342 transitions. [2023-12-03 03:30:49,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 03:30:49,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:49,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:50,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:30:50,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:50,614 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:30:50,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:50,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 276 states and 350 transitions. [2023-12-03 03:30:50,861 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 350 transitions. [2023-12-03 03:30:50,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 03:30:50,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:50,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:51,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:30:51,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:30:52,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:52,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 284 states and 360 transitions. [2023-12-03 03:30:52,307 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 360 transitions. [2023-12-03 03:30:52,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 03:30:52,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:52,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:52,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:30:52,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:53,021 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:53,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 285 states and 362 transitions. [2023-12-03 03:30:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 362 transitions. [2023-12-03 03:30:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-03 03:30:53,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:53,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:54,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 1080 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:30:54,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:30:55,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:55,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 288 states and 364 transitions. [2023-12-03 03:30:55,100 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 364 transitions. [2023-12-03 03:30:55,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 03:30:55,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:55,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:55,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:30:55,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:31:05,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:31:16,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:31:27,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.98s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:31:37,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:31:37,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:37,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 315 states and 397 transitions. [2023-12-03 03:31:37,622 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 397 transitions. [2023-12-03 03:31:37,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-03 03:31:37,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:37,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:38,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:31:38,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:38,354 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:31:48,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:31:58,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:32:08,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:32:18,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:32:18,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:18,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 318 states and 399 transitions. [2023-12-03 03:32:18,578 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 399 transitions. [2023-12-03 03:32:18,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 03:32:18,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:18,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:19,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 1201 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:32:19,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:32:19,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:19,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 325 states and 407 transitions. [2023-12-03 03:32:19,584 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 407 transitions. [2023-12-03 03:32:19,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 03:32:19,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:19,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:20,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:32:20,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:32:20,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:20,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 333 states and 417 transitions. [2023-12-03 03:32:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 417 transitions. [2023-12-03 03:32:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:32:20,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:20,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:21,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 1249 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:32:21,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:21,863 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:32:24,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:32:24,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:24,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 334 states and 419 transitions. [2023-12-03 03:32:24,065 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 419 transitions. [2023-12-03 03:32:24,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-03 03:32:24,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:24,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:25,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:32:25,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:25,198 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:32:27,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:32:27,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 337 states and 421 transitions. [2023-12-03 03:32:27,249 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 421 transitions. [2023-12-03 03:32:27,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-03 03:32:27,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:27,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:27,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:32:27,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:28,147 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:32:38,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:32:48,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:32:58,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:33:08,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:33:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:08,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 364 states and 454 transitions. [2023-12-03 03:33:08,703 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 454 transitions. [2023-12-03 03:33:08,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-03 03:33:08,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:08,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:09,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 1355 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:33:09,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:33:20,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:33:30,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:33:40,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:33:50,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:33:50,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:50,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 367 states and 456 transitions. [2023-12-03 03:33:50,342 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 456 transitions. [2023-12-03 03:33:50,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 03:33:50,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:50,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:51,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:33:51,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:51,557 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 267 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:33:51,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:51,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 374 states and 464 transitions. [2023-12-03 03:33:51,882 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 464 transitions. [2023-12-03 03:33:51,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 03:33:51,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:51,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:52,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 1489 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:33:52,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:53,254 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:33:54,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 382 states and 474 transitions. [2023-12-03 03:33:54,241 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 474 transitions. [2023-12-03 03:33:54,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 03:33:54,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:54,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:55,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:33:55,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:55,525 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:33:57,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:33:57,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:57,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 383 states and 476 transitions. [2023-12-03 03:33:57,363 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 476 transitions. [2023-12-03 03:33:57,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-03 03:33:57,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:57,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:58,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:33:58,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:58,733 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:33:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:59,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 386 states and 478 transitions. [2023-12-03 03:33:59,534 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 478 transitions. [2023-12-03 03:33:59,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-03 03:33:59,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:59,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:00,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 1589 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:34:00,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:00,946 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:34:11,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:34:21,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:34:31,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:34:41,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:34:41,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:41,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 413 states and 511 transitions. [2023-12-03 03:34:41,517 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 511 transitions. [2023-12-03 03:34:41,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-03 03:34:41,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:41,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:42,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 1612 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:34:42,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:42,768 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:34:52,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:35:02,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:35:12,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:35:22,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:35:22,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:22,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 416 states and 513 transitions. [2023-12-03 03:35:22,991 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 513 transitions. [2023-12-03 03:35:22,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 03:35:22,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:22,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:23,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:35:23,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:35:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:24,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 423 states and 521 transitions. [2023-12-03 03:35:24,351 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 521 transitions. [2023-12-03 03:35:24,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 03:35:24,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:24,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:25,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 1746 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:35:25,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:25,699 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:35:26,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:26,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 431 states and 531 transitions. [2023-12-03 03:35:26,245 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 531 transitions. [2023-12-03 03:35:26,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-03 03:35:26,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:26,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:27,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:27,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 1763 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:35:27,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:27,374 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:35:28,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:35:28,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:28,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 432 states and 533 transitions. [2023-12-03 03:35:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 533 transitions. [2023-12-03 03:35:28,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-12-03 03:35:28,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:28,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:30,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 1851 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:35:30,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:30,397 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:35:30,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:30,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 435 states and 535 transitions. [2023-12-03 03:35:30,866 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 535 transitions. [2023-12-03 03:35:30,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-03 03:35:30,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:30,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:31,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:35:31,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:35:42,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:35:52,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:36:02,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:36:12,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:36:12,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:12,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 462 states and 568 transitions. [2023-12-03 03:36:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 568 transitions. [2023-12-03 03:36:12,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-03 03:36:12,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:12,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:13,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 1869 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:36:13,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:13,851 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:36:23,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:36:33,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:36:44,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:36:54,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:36:55,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:55,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 465 states and 570 transitions. [2023-12-03 03:36:55,001 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 570 transitions. [2023-12-03 03:36:55,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-03 03:36:55,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:55,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:56,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 1972 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:36:56,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:56,632 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:36:56,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 472 states and 578 transitions. [2023-12-03 03:36:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 578 transitions. [2023-12-03 03:36:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-03 03:36:56,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:56,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:58,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 2003 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:36:58,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:58,594 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:36:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:59,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 480 states and 588 transitions. [2023-12-03 03:36:59,292 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 588 transitions. [2023-12-03 03:36:59,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-03 03:36:59,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:59,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:00,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 2020 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:37:00,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:00,659 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:37:01,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:01,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 481 states and 590 transitions. [2023-12-03 03:37:01,614 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 590 transitions. [2023-12-03 03:37:01,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-03 03:37:01,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:01,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:03,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 2108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:37:03,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:03,447 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:37:04,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:04,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 484 states and 592 transitions. [2023-12-03 03:37:04,722 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 592 transitions. [2023-12-03 03:37:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-03 03:37:04,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:04,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:05,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 2103 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:37:05,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:06,296 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:37:16,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:26,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:36,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:46,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:46,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:46,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 511 states and 625 transitions. [2023-12-03 03:37:46,950 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 625 transitions. [2023-12-03 03:37:46,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-03 03:37:46,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:46,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:48,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 2126 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:37:48,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:48,884 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 771 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:37:59,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:38:09,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:38:19,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:38:29,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:38:29,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 514 states and 627 transitions. [2023-12-03 03:38:29,338 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 627 transitions. [2023-12-03 03:38:29,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 03:38:29,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:29,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:30,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 2229 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:38:30,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:38:31,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:31,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 521 states and 635 transitions. [2023-12-03 03:38:31,153 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 635 transitions. [2023-12-03 03:38:31,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 03:38:31,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:31,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:32,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 2260 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:38:32,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:38:33,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:33,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 529 states and 645 transitions. [2023-12-03 03:38:33,326 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 645 transitions. [2023-12-03 03:38:33,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-03 03:38:33,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:33,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:34,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 2277 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:38:34,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:34,913 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:38:35,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:35,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 530 states and 647 transitions. [2023-12-03 03:38:35,537 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 647 transitions. [2023-12-03 03:38:35,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-03 03:38:35,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:35,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:36,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 2365 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:38:36,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:37,266 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:38:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:38,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 533 states and 649 transitions. [2023-12-03 03:38:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 649 transitions. [2023-12-03 03:38:38,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-03 03:38:38,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:38,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:40,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 2360 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:38:40,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:40,455 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:38:50,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:00,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:10,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:20,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:21,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 560 states and 681 transitions. [2023-12-03 03:39:21,193 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 681 transitions. [2023-12-03 03:39:21,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-03 03:39:21,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:21,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:22,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 2383 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:39:22,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:22,858 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 989 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:39:32,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:43,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:53,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:40:03,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:40:03,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:03,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 563 states and 683 transitions. [2023-12-03 03:40:03,205 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 683 transitions. [2023-12-03 03:40:03,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-03 03:40:03,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:03,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:04,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 2486 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:40:04,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:04,763 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 965 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:40:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 570 states and 691 transitions. [2023-12-03 03:40:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 691 transitions. [2023-12-03 03:40:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-12-03 03:40:05,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:05,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:06,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 2517 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:40:06,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:06,729 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:40:07,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:07,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 578 states and 701 transitions. [2023-12-03 03:40:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 701 transitions. [2023-12-03 03:40:07,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-12-03 03:40:07,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:07,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:08,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 2534 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:40:08,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:40:10,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:40:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 579 states and 703 transitions. [2023-12-03 03:40:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 703 transitions. [2023-12-03 03:40:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-03 03:40:10,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:10,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:11,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:40:11,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:12,251 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:40:14,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:40:14,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:14,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 582 states and 705 transitions. [2023-12-03 03:40:14,215 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 705 transitions. [2023-12-03 03:40:14,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2023-12-03 03:40:14,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:14,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:15,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 2617 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:40:15,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:15,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-12-03 03:40:26,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:40:36,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:40:46,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:40:56,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:40:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 594 states and 720 transitions. [2023-12-03 03:40:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 720 transitions. [2023-12-03 03:40:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-12-03 03:40:56,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:56,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:57,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 2640 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:40:57,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:57,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1117 trivial. 0 not checked.