./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d619c50f205026415119876db06c9bf079f51316bee7c051af8e3a06a37e393d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:25,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:25,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:00:25,336 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:25,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:25,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:25,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:25,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:25,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:25,397 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:25,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:25,399 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:25,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:25,402 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:00:25,402 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:00:25,403 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:00:25,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:25,404 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:00:25,405 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:25,406 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:25,406 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:25,407 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:25,408 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:25,409 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:25,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:25,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:25,411 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:25,412 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:25,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:25,413 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_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d619c50f205026415119876db06c9bf079f51316bee7c051af8e3a06a37e393d [2023-11-24 23:00:25,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:25,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:25,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:25,855 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:25,855 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:25,857 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i [2023-11-24 23:00:29,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:29,420 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:29,421 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i [2023-11-24 23:00:29,443 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/data/48335a4f9/eab9e5679b98420ba528ce8d5887168a/FLAGa0b10ce83 [2023-11-24 23:00:29,456 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/data/48335a4f9/eab9e5679b98420ba528ce8d5887168a [2023-11-24 23:00:29,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:29,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:29,465 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:29,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:29,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:29,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:29" (1/1) ... [2023-11-24 23:00:29,473 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5214992b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:29, skipping insertion in model container [2023-11-24 23:00:29,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:29" (1/1) ... [2023-11-24 23:00:29,584 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:30,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:30,323 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:30,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:30,472 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:30,480 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:30,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30 WrapperNode [2023-11-24 23:00:30,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:30,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:30,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:30,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:30,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,628 INFO L138 Inliner]: procedures = 208, calls = 288, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1435 [2023-11-24 23:00:30,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:30,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:30,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:30,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:30,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:30,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:30,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:30,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:30,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:30,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:30,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:30,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b5668e-7a26-4d07-8653-8a1e86fb3b46/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:30,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:00:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:00:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:00:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:00:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:00:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:00:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:00:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:00:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:30,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:31,204 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:31,206 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:33,970 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:35,447 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:35,447 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 23:00:35,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:35 BoogieIcfgContainer [2023-11-24 23:00:35,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:35,451 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:35,452 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:35,463 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:35,464 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:35" (1/1) ... [2023-11-24 23:00:35,479 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:35,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:35,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 997 states and 1132 transitions. [2023-11-24 23:00:35,584 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1132 transitions. [2023-11-24 23:00:35,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:00:35,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:35,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:35,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 996 states and 1131 transitions. [2023-11-24 23:00:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1131 transitions. [2023-11-24 23:00:36,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:00:36,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:36,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 995 states and 1130 transitions. [2023-11-24 23:00:36,360 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1130 transitions. [2023-11-24 23:00:36,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:00:36,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:36,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 994 states and 1128 transitions. [2023-11-24 23:00:36,485 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1128 transitions. [2023-11-24 23:00:36,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:00:36,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:36,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 995 states and 1130 transitions. [2023-11-24 23:00:36,628 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1130 transitions. [2023-11-24 23:00:36,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:00:36,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:36,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 994 states and 1129 transitions. [2023-11-24 23:00:36,809 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1129 transitions. [2023-11-24 23:00:36,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:00:36,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:37,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:37,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:37,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 997 states and 1134 transitions. [2023-11-24 23:00:37,263 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1134 transitions. [2023-11-24 23:00:37,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:00:37,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:37,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:37,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:37,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 996 states and 1133 transitions. [2023-11-24 23:00:37,312 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1133 transitions. [2023-11-24 23:00:37,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:00:37,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:37,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:37,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:37,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 997 states and 1135 transitions. [2023-11-24 23:00:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1135 transitions. [2023-11-24 23:00:37,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:37,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:37,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 998 states and 1137 transitions. [2023-11-24 23:00:37,598 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1137 transitions. [2023-11-24 23:00:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:37,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:37,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:37,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 999 states and 1139 transitions. [2023-11-24 23:00:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1139 transitions. [2023-11-24 23:00:38,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:38,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 998 states and 1137 transitions. [2023-11-24 23:00:38,113 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1137 transitions. [2023-11-24 23:00:38,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:38,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:38,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 999 states and 1139 transitions. [2023-11-24 23:00:38,188 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1139 transitions. [2023-11-24 23:00:38,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:00:38,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:38,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1001 states and 1144 transitions. [2023-11-24 23:00:38,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1144 transitions. [2023-11-24 23:00:38,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:00:38,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:38,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1002 states and 1145 transitions. [2023-11-24 23:00:38,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1145 transitions. [2023-11-24 23:00:38,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:00:38,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:38,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1001 states and 1144 transitions. [2023-11-24 23:00:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1144 transitions. [2023-11-24 23:00:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:00:38,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:38,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1002 states and 1145 transitions. [2023-11-24 23:00:38,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1145 transitions. [2023-11-24 23:00:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:00:38,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:39,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:39,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1003 states and 1147 transitions. [2023-11-24 23:00:39,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1147 transitions. [2023-11-24 23:00:39,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:00:39,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:39,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:39,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:39,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1006 states and 1152 transitions. [2023-11-24 23:00:39,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1152 transitions. [2023-11-24 23:00:39,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:00:39,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:39,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:39,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:40,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1008 states and 1153 transitions. [2023-11-24 23:00:40,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1153 transitions. [2023-11-24 23:00:40,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:00:40,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:40,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:40,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:00:40,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:40,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:40,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1008 states and 1151 transitions. [2023-11-24 23:00:40,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1151 transitions. [2023-11-24 23:00:40,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:00:40,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:40,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:40,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:00:40,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:40,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:40,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:40,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1008 states and 1147 transitions. [2023-11-24 23:00:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1147 transitions. [2023-11-24 23:00:40,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:00:40,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:40,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:40,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:00:40,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:40,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:40,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:40,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1008 states and 1145 transitions. [2023-11-24 23:00:40,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1145 transitions. [2023-11-24 23:00:40,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:00:40,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:40,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:40,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:00:40,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:40,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 23:00:40,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:40,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1010 states and 1149 transitions. [2023-11-24 23:00:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1149 transitions. [2023-11-24 23:00:40,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:00:40,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:40,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:40,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:00:40,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:40,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:40,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:41,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:41,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1015 states and 1156 transitions. [2023-11-24 23:00:41,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1156 transitions. [2023-11-24 23:00:41,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:00:41,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:41,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:41,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:41,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:41,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:41,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1017 states and 1162 transitions. [2023-11-24 23:00:41,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1162 transitions. [2023-11-24 23:00:41,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:00:41,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:41,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:41,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:41,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:41,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1016 states and 1161 transitions. [2023-11-24 23:00:41,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1161 transitions. [2023-11-24 23:00:41,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:00:41,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:41,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:42,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:42,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:42,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:42,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1017 states and 1162 transitions. [2023-11-24 23:00:42,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1162 transitions. [2023-11-24 23:00:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:00:42,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:42,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:42,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:42,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:42,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:42,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1016 states and 1161 transitions. [2023-11-24 23:00:42,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1161 transitions. [2023-11-24 23:00:42,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:00:42,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:42,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:42,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:42,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:42,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:42,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:43,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1017 states and 1163 transitions. [2023-11-24 23:00:43,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1163 transitions. [2023-11-24 23:00:43,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:00:43,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:43,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:43,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1020 states and 1169 transitions. [2023-11-24 23:00:43,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1169 transitions. [2023-11-24 23:00:43,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:00:43,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:43,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:43,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1019 states and 1168 transitions. [2023-11-24 23:00:43,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1168 transitions. [2023-11-24 23:00:43,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:00:43,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:43,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:43,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:43,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:44,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1020 states and 1170 transitions. [2023-11-24 23:00:44,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1170 transitions. [2023-11-24 23:00:44,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:00:44,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:44,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:44,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:44,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1019 states and 1169 transitions. [2023-11-24 23:00:44,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1169 transitions. [2023-11-24 23:00:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:00:44,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:44,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:44,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:44,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:45,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1020 states and 1171 transitions. [2023-11-24 23:00:45,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1171 transitions. [2023-11-24 23:00:45,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:00:45,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:45,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:45,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:45,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:45,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:45,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1023 states and 1175 transitions. [2023-11-24 23:00:45,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1175 transitions. [2023-11-24 23:00:45,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:00:45,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:45,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:45,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:45,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:45,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:45,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:45,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1022 states and 1174 transitions. [2023-11-24 23:00:45,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1174 transitions. [2023-11-24 23:00:45,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:00:45,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:45,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:45,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:45,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:45,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:46,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:46,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1023 states and 1176 transitions. [2023-11-24 23:00:46,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1176 transitions. [2023-11-24 23:00:46,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:00:46,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:46,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:46,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:46,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:46,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:46,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:46,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1022 states and 1175 transitions. [2023-11-24 23:00:46,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1175 transitions. [2023-11-24 23:00:46,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:00:46,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:46,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:46,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:46,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:46,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:46,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:46,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1023 states and 1177 transitions. [2023-11-24 23:00:46,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1177 transitions. [2023-11-24 23:00:46,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:00:46,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:46,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:47,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:47,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:47,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:47,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1026 states and 1181 transitions. [2023-11-24 23:00:47,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1181 transitions. [2023-11-24 23:00:47,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:00:47,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:47,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:47,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:47,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:47,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:47,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:47,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1025 states and 1180 transitions. [2023-11-24 23:00:47,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1180 transitions. [2023-11-24 23:00:47,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:00:47,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:47,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:47,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:47,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:47,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:47,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:47,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:47,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1026 states and 1182 transitions. [2023-11-24 23:00:47,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1182 transitions. [2023-11-24 23:00:47,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:00:47,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:47,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:48,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:48,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:48,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:48,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1025 states and 1181 transitions. [2023-11-24 23:00:48,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1181 transitions. [2023-11-24 23:00:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:00:48,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:48,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:48,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:48,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:48,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:48,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:48,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:48,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1026 states and 1183 transitions. [2023-11-24 23:00:48,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1183 transitions. [2023-11-24 23:00:48,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:48,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:48,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:48,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:48,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:48,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:48,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1029 states and 1187 transitions. [2023-11-24 23:00:48,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1187 transitions. [2023-11-24 23:00:48,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:48,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:48,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:49,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:49,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1028 states and 1186 transitions. [2023-11-24 23:00:49,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1186 transitions. [2023-11-24 23:00:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:49,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:49,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:49,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:49,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:49,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:49,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:49,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1029 states and 1188 transitions. [2023-11-24 23:00:49,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1188 transitions. [2023-11-24 23:00:49,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:00:49,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:49,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:49,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:49,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:49,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1028 states and 1187 transitions. [2023-11-24 23:00:49,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1187 transitions. [2023-11-24 23:00:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:00:49,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:49,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:50,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:50,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:50,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:50,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:50,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1029 states and 1189 transitions. [2023-11-24 23:00:50,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1189 transitions. [2023-11-24 23:00:50,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:00:50,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:50,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:50,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:50,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:50,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:50,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:50,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1032 states and 1193 transitions. [2023-11-24 23:00:50,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1193 transitions. [2023-11-24 23:00:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:00:50,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:50,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:50,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:50,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:51,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:51,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:51,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1031 states and 1192 transitions. [2023-11-24 23:00:51,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1192 transitions. [2023-11-24 23:00:51,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:00:51,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:51,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:51,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:51,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:51,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:51,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:51,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1032 states and 1194 transitions. [2023-11-24 23:00:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1194 transitions. [2023-11-24 23:00:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:00:51,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:51,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:52,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:52,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:52,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:52,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1035 states and 1198 transitions. [2023-11-24 23:00:52,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1198 transitions. [2023-11-24 23:00:52,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:52,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:52,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:52,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:00:52,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:52,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 23:00:52,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:52,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:52,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1051 states and 1216 transitions. [2023-11-24 23:00:52,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1216 transitions. [2023-11-24 23:00:52,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:52,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:52,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:53,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:00:53,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:53,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:00:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:53,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1067 states and 1241 transitions. [2023-11-24 23:00:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1241 transitions. [2023-11-24 23:00:53,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:53,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:53,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:54,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:00:54,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:54,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:04,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:01:04,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:04,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1067 states and 1239 transitions. [2023-11-24 23:01:04,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1239 transitions. [2023-11-24 23:01:04,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:01:04,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:04,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:04,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:01:04,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:04,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:01:04,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:16,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []