./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/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_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/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_552135ad-2997-4c02-8af9-f2984935b990/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 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:51,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:51,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:59:51,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:51,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:51,425 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:51,426 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:51,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:51,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:51,433 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:51,434 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:51,434 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:51,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:51,436 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:59:51,436 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:59:51,437 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:59:51,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:51,437 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:59:51,438 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:51,438 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:51,439 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:51,439 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:51,440 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:51,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:51,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:51,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:51,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:51,442 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:51,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:51,443 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_552135ad-2997-4c02-8af9-f2984935b990/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 [2023-11-24 22:59:51,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:51,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:51,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:51,789 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:51,790 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:51,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-11-24 22:59:54,960 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:55,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:55,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-11-24 22:59:55,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/data/9a96da5d4/ee872d27ea554c14a2ab29c0ac25e430/FLAGc305015fe [2023-11-24 22:59:55,358 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/data/9a96da5d4/ee872d27ea554c14a2ab29c0ac25e430 [2023-11-24 22:59:55,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:55,367 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:55,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:55,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:55,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:55,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:55" (1/1) ... [2023-11-24 22:59:55,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d445a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:55, skipping insertion in model container [2023-11-24 22:59:55,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:55" (1/1) ... [2023-11-24 22:59:55,466 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:56,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:56,244 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:56,417 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:56,454 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:56,463 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:56,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56 WrapperNode [2023-11-24 22:59:56,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:56,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:56,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:56,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:56,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,683 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1848 [2023-11-24 22:59:56,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:56,684 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:56,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:56,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:56,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,723 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,847 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,871 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:56,872 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:56,872 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:56,872 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:56,873 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:56" (1/1) ... [2023-11-24 22:59:56,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:56,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:56,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:56,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552135ad-2997-4c02-8af9-f2984935b990/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:59:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:59:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:59:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:59:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:59:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:59:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:57,270 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:57,275 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:00,471 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:02,343 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:02,344 INFO L309 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-24 23:00:02,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:02 BoogieIcfgContainer [2023-11-24 23:00:02,348 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:02,349 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:02,349 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:02,359 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:02,360 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:02" (1/1) ... [2023-11-24 23:00:02,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:02,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1350 states and 1576 transitions. [2023-11-24 23:00:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1576 transitions. [2023-11-24 23:00:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:00:02,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:02,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:02,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:02,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:02,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1349 states and 1575 transitions. [2023-11-24 23:00:02,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1575 transitions. [2023-11-24 23:00:02,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:00:02,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:02,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:02,915 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 23:00:03,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-24 23:00:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-24 23:00:03,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:00:03,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:03,061 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 23:00:03,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1347 states and 1572 transitions. [2023-11-24 23:00:03,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1572 transitions. [2023-11-24 23:00:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:00:03,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:03,206 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 23:00:03,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-24 23:00:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-24 23:00:03,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:00:03,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:03,402 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 23:00:03,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 1347 states and 1573 transitions. [2023-11-24 23:00:03,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1573 transitions. [2023-11-24 23:00:03,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:00:03,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:03,630 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 23:00:03,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1349 states and 1576 transitions. [2023-11-24 23:00:03,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1576 transitions. [2023-11-24 23:00:03,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:00:03,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:03,711 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 23:00:03,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-24 23:00:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-24 23:00:03,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:00:03,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:03,778 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 23:00:03,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1349 states and 1576 transitions. [2023-11-24 23:00:03,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1576 transitions. [2023-11-24 23:00:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:03,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:03,861 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 23:00:03,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1350 states and 1578 transitions. [2023-11-24 23:00:03,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1578 transitions. [2023-11-24 23:00:03,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:03,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,052 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 23:00:04,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1351 states and 1580 transitions. [2023-11-24 23:00:04,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1580 transitions. [2023-11-24 23:00:04,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:04,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,341 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 23:00:04,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1350 states and 1578 transitions. [2023-11-24 23:00:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1578 transitions. [2023-11-24 23:00:04,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:04,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,425 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 23:00:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1351 states and 1580 transitions. [2023-11-24 23:00:04,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1580 transitions. [2023-11-24 23:00:04,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:00:04,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,502 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 23:00:04,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1353 states and 1584 transitions. [2023-11-24 23:00:04,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1584 transitions. [2023-11-24 23:00:04,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:00:04,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,708 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 23:00:04,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1354 states and 1585 transitions. [2023-11-24 23:00:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1585 transitions. [2023-11-24 23:00:04,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:00:04,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,912 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 23:00:04,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1353 states and 1584 transitions. [2023-11-24 23:00:04,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1584 transitions. [2023-11-24 23:00:04,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:00:04,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,989 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 23:00:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:05,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1354 states and 1585 transitions. [2023-11-24 23:00:05,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1585 transitions. [2023-11-24 23:00:05,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:00:05,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:05,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:05,053 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 23:00:05,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1355 states and 1587 transitions. [2023-11-24 23:00:05,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1587 transitions. [2023-11-24 23:00:05,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:00:05,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:05,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:05,202 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 23:00:05,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:05,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1358 states and 1591 transitions. [2023-11-24 23:00:05,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1591 transitions. [2023-11-24 23:00:05,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:00:05,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:05,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:05,351 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 23:00:05,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:05,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1360 states and 1594 transitions. [2023-11-24 23:00:05,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1594 transitions. [2023-11-24 23:00:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:00:05,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:05,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:05,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:00:05,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:05,795 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 23:00:05,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:05,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1360 states and 1592 transitions. [2023-11-24 23:00:05,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1592 transitions. [2023-11-24 23:00:05,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:00:05,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:05,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:05,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:00:05,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:05,899 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 23:00:05,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:05,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1360 states and 1588 transitions. [2023-11-24 23:00:05,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1588 transitions. [2023-11-24 23:00:05,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:00:05,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:05,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:06,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:00:06,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:06,006 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 23:00:06,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:06,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1360 states and 1586 transitions. [2023-11-24 23:00:06,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1586 transitions. [2023-11-24 23:00:06,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:00:06,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:06,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:06,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:00:06,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:06,179 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 23:00:06,247 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 23:00:06,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:06,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1362 states and 1590 transitions. [2023-11-24 23:00:06,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1590 transitions. [2023-11-24 23:00:06,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:00:06,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:06,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:06,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:00:06,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:06,478 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 23:00:06,662 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 23:00:07,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:07,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1367 states and 1598 transitions. [2023-11-24 23:00:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1598 transitions. [2023-11-24 23:00:07,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:00:07,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:07,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:07,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:07,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:07,270 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 23:00:07,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:07,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1366 states and 1597 transitions. [2023-11-24 23:00:07,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1597 transitions. [2023-11-24 23:00:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:00:07,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:07,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:07,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:07,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:07,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:07,407 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 23:00:07,570 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 23:00:07,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:07,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1367 states and 1598 transitions. [2023-11-24 23:00:07,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1598 transitions. [2023-11-24 23:00:07,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:00:07,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:07,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:07,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:07,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:07,913 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 23:00:08,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:08,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1369 states and 1604 transitions. [2023-11-24 23:00:08,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1604 transitions. [2023-11-24 23:00:08,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:00:08,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:08,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:08,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:08,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:08,353 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 23:00:08,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:08,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1368 states and 1603 transitions. [2023-11-24 23:00:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1603 transitions. [2023-11-24 23:00:08,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:00:08,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:08,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:08,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:08,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:08,514 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 23:00:08,687 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 23:00:09,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:09,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1369 states and 1605 transitions. [2023-11-24 23:00:09,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1605 transitions. [2023-11-24 23:00:09,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:00:09,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:09,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:09,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:09,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:09,118 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 23:00:09,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:09,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1368 states and 1604 transitions. [2023-11-24 23:00:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1604 transitions. [2023-11-24 23:00:09,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:00:09,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:09,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:09,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:09,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:09,241 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 23:00:09,376 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 23:00:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1369 states and 1606 transitions. [2023-11-24 23:00:09,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1606 transitions. [2023-11-24 23:00:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:00:09,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:09,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:09,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:09,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:09,884 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 23:00:10,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:10,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1372 states and 1612 transitions. [2023-11-24 23:00:10,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1612 transitions. [2023-11-24 23:00:10,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:00:10,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:10,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:10,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:10,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:10,184 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 23:00:10,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1371 states and 1611 transitions. [2023-11-24 23:00:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1611 transitions. [2023-11-24 23:00:10,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:00:10,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:10,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:10,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:10,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:10,302 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 23:00:10,437 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 23:00:10,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:10,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1372 states and 1613 transitions. [2023-11-24 23:00:10,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1613 transitions. [2023-11-24 23:00:10,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:00:10,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:10,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:10,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:10,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:10,993 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 23:00:11,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1371 states and 1612 transitions. [2023-11-24 23:00:11,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1612 transitions. [2023-11-24 23:00:11,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:00:11,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:11,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:11,122 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 23:00:11,264 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 23:00:11,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1372 states and 1614 transitions. [2023-11-24 23:00:11,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1614 transitions. [2023-11-24 23:00:11,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:00:11,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:11,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:11,735 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 23:00:11,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1375 states and 1618 transitions. [2023-11-24 23:00:11,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1618 transitions. [2023-11-24 23:00:11,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:00:11,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:11,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:11,862 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 23:00:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1374 states and 1617 transitions. [2023-11-24 23:00:11,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1617 transitions. [2023-11-24 23:00:11,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:00:11,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:11,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:11,993 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 23:00:12,140 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 23:00:12,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:12,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1375 states and 1619 transitions. [2023-11-24 23:00:12,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1619 transitions. [2023-11-24 23:00:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:00:12,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:12,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:12,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:12,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:12,652 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 23:00:12,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:12,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1374 states and 1618 transitions. [2023-11-24 23:00:12,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1618 transitions. [2023-11-24 23:00:12,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:00:12,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:12,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:12,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:12,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:12,785 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 23:00:12,936 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 23:00:13,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:13,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1375 states and 1620 transitions. [2023-11-24 23:00:13,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1620 transitions. [2023-11-24 23:00:13,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:00:13,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:13,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:13,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:13,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:13,428 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 23:00:13,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:13,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1378 states and 1624 transitions. [2023-11-24 23:00:13,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1624 transitions. [2023-11-24 23:00:13,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:00:13,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:13,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:13,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:13,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:13,577 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 23:00:13,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:13,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1377 states and 1623 transitions. [2023-11-24 23:00:13,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1623 transitions. [2023-11-24 23:00:13,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:00:13,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:13,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:13,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:13,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:13,717 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 23:00:13,871 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 23:00:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:14,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1378 states and 1625 transitions. [2023-11-24 23:00:14,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1625 transitions. [2023-11-24 23:00:14,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:14,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:14,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:14,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:14,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:14,387 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 23:00:14,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:14,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1377 states and 1624 transitions. [2023-11-24 23:00:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1624 transitions. [2023-11-24 23:00:14,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:14,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:14,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:14,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:14,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:14,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:14,542 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 23:00:14,705 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 23:00:15,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:15,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1378 states and 1626 transitions. [2023-11-24 23:00:15,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1626 transitions. [2023-11-24 23:00:15,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:15,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:15,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:15,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:15,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:15,264 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 23:00:15,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:15,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1381 states and 1630 transitions. [2023-11-24 23:00:15,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1630 transitions. [2023-11-24 23:00:15,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:00:15,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:15,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:15,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:15,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:15,405 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 23:00:15,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:15,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1380 states and 1629 transitions. [2023-11-24 23:00:15,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1629 transitions. [2023-11-24 23:00:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:00:15,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:15,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:15,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:15,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:15,540 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 23:00:15,704 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 23:00:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:16,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1381 states and 1631 transitions. [2023-11-24 23:00:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1631 transitions. [2023-11-24 23:00:16,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:00:16,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:16,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:16,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:16,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:16,272 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 23:00:16,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:16,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1380 states and 1630 transitions. [2023-11-24 23:00:16,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1630 transitions. [2023-11-24 23:00:16,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:00:16,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:16,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:16,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:00:16,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:16,398 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 23:00:16,575 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 23:00:17,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:17,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1381 states and 1632 transitions. [2023-11-24 23:00:17,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1632 transitions. [2023-11-24 23:00:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:00:17,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:17,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:17,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:17,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:17,238 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 23:00:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1384 states and 1636 transitions. [2023-11-24 23:00:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1636 transitions. [2023-11-24 23:00:17,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:00:17,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:17,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:17,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:17,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:17,385 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 23:00:17,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1387 states and 1640 transitions. [2023-11-24 23:00:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1640 transitions. [2023-11-24 23:00:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:17,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:17,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:17,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:00:17,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:17,524 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 23:00:27,548 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 23:00:27,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:27,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1387 states and 1638 transitions. [2023-11-24 23:00:27,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1638 transitions. [2023-11-24 23:00:27,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:27,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:27,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:27,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:00:27,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:27,696 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 23:00:27,741 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 23:00:28,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:28,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1403 states and 1656 transitions. [2023-11-24 23:00:28,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1656 transitions. [2023-11-24 23:00:28,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:28,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:28,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:28,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:00:28,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:28,409 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 23:00:28,509 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 23:00:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1419 states and 1681 transitions. [2023-11-24 23:00:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1681 transitions. [2023-11-24 23:00:29,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:00:29,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:29,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:29,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:00:29,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:29,437 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 23:00:39,466 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 []