./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.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_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/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_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/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_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/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 87dd09ebbd7004650762949ef44f5f810b259dfe76e04f61193dc727167eb435 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:56,113 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:56,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:58:56,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:56,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:56,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:56,288 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:56,289 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:56,290 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:56,295 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:56,295 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:56,296 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:56,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:56,298 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:58:56,299 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:58:56,299 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:58:56,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:56,300 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:58:56,301 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:56,310 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:56,310 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:56,311 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:56,312 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:56,313 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:56,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:56,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:56,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:56,315 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:56,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:56,316 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_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87dd09ebbd7004650762949ef44f5f810b259dfe76e04f61193dc727167eb435 [2023-11-24 22:58:56,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:56,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:56,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:56,713 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:56,714 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:56,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i [2023-11-24 22:58:59,845 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:00,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:00,239 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i [2023-11-24 22:59:00,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/data/02bb54994/da34416e3b8041e9b602b12a6ff4da56/FLAG9771e5f5c [2023-11-24 22:59:00,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/data/02bb54994/da34416e3b8041e9b602b12a6ff4da56 [2023-11-24 22:59:00,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:00,278 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:00,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:00,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:00,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:00,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:00" (1/1) ... [2023-11-24 22:59:00,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@493e5296 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:00, skipping insertion in model container [2023-11-24 22:59:00,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:00" (1/1) ... [2023-11-24 22:59:00,382 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:01,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:01,126 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:01,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:01,380 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:01,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01 WrapperNode [2023-11-24 22:59:01,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:01,382 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:01,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:01,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:01,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,593 INFO L138 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1830 [2023-11-24 22:59:01,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:01,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:01,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:01,595 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:01,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,718 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,725 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,751 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:01,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:01,782 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:01,782 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:01,783 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:01" (1/1) ... [2023-11-24 22:59:01,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:01,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:01,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:01,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2657fbd5-5ea7-4f83-a7ae-0b0a2c81cae4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:01,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:59:01,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:59:01,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:59:01,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:01,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:01,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:59:01,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:59:01,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:01,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:01,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:01,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:02,173 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:02,175 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:05,593 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:07,268 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:07,268 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-24 22:59:07,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:07 BoogieIcfgContainer [2023-11-24 22:59:07,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:07,272 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:07,272 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:07,283 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:07,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:07" (1/1) ... [2023-11-24 22:59:07,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:59:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:07,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-11-24 22:59:07,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-11-24 22:59:07,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:59:07,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:07,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:07,596 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 22:59:07,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:07,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1481 states and 1633 transitions. [2023-11-24 22:59:07,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1633 transitions. [2023-11-24 22:59:07,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:59:07,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:07,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:07,820 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 22:59:07,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-11-24 22:59:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-11-24 22:59:07,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:59:07,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:07,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,008 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 22:59:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:08,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1479 states and 1631 transitions. [2023-11-24 22:59:08,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1631 transitions. [2023-11-24 22:59:08,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:59:08,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:08,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,189 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 22:59:08,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:08,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1478 states and 1630 transitions. [2023-11-24 22:59:08,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1630 transitions. [2023-11-24 22:59:08,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:59:08,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:08,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,389 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 22:59:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:08,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1477 states and 1629 transitions. [2023-11-24 22:59:08,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1629 transitions. [2023-11-24 22:59:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:59:08,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:08,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,531 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 22:59:08,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1479 states and 1633 transitions. [2023-11-24 22:59:08,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1633 transitions. [2023-11-24 22:59:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:59:08,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:08,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,783 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 22:59:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:09,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1482 states and 1638 transitions. [2023-11-24 22:59:09,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1638 transitions. [2023-11-24 22:59:09,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:59:09,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:09,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:09,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:59:09,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:09,311 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 22:59:09,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:09,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1482 states and 1632 transitions. [2023-11-24 22:59:09,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1632 transitions. [2023-11-24 22:59:09,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:59:09,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:09,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:09,367 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 22:59:09,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:09,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1487 states and 1642 transitions. [2023-11-24 22:59:09,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1642 transitions. [2023-11-24 22:59:09,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:59:09,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:09,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:09,733 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 22:59:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1489 states and 1643 transitions. [2023-11-24 22:59:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1643 transitions. [2023-11-24 22:59:09,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:59:09,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:09,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:10,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:59:10,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:10,028 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 22:59:10,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:10,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1489 states and 1641 transitions. [2023-11-24 22:59:10,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1641 transitions. [2023-11-24 22:59:10,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:59:10,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:10,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:10,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:59:10,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:10,217 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 22:59:10,263 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 22:59:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:10,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1491 states and 1645 transitions. [2023-11-24 22:59:10,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1645 transitions. [2023-11-24 22:59:10,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:59:10,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:10,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:10,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:59:10,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:10,437 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 22:59:10,509 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 22:59:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:10,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1493 states and 1649 transitions. [2023-11-24 22:59:10,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1649 transitions. [2023-11-24 22:59:10,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:59:10,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:10,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:10,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:10,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:10,913 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 22:59:11,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:11,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-11-24 22:59:11,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-11-24 22:59:11,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:59:11,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:11,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:11,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:11,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:11,314 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 22:59:11,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:11,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-11-24 22:59:11,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-11-24 22:59:11,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:59:11,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:11,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:11,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:11,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:11,453 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 22:59:11,615 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 22:59:11,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:11,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-11-24 22:59:11,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-11-24 22:59:11,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:59:11,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:11,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:11,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:11,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:11,872 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 22:59:11,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-11-24 22:59:11,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-11-24 22:59:11,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:59:11,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:11,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:11,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:11,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:11,993 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 22:59:12,114 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 22:59:12,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1495 states and 1656 transitions. [2023-11-24 22:59:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1656 transitions. [2023-11-24 22:59:12,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:59:12,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:12,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:12,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:12,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:12,595 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 22:59:12,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:12,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1498 states and 1662 transitions. [2023-11-24 22:59:12,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1662 transitions. [2023-11-24 22:59:12,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:59:12,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:12,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:12,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:12,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:12,895 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 22:59:12,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:12,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1497 states and 1661 transitions. [2023-11-24 22:59:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1661 transitions. [2023-11-24 22:59:12,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:59:12,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:12,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:13,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:13,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:13,029 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 22:59:13,137 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 22:59:13,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:13,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1498 states and 1663 transitions. [2023-11-24 22:59:13,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1663 transitions. [2023-11-24 22:59:13,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:59:13,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:13,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:13,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:13,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:13,584 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 22:59:13,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:13,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1497 states and 1662 transitions. [2023-11-24 22:59:13,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1662 transitions. [2023-11-24 22:59:13,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:59:13,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:13,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:13,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:13,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:13,713 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 22:59:13,834 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 22:59:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1498 states and 1664 transitions. [2023-11-24 22:59:14,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1664 transitions. [2023-11-24 22:59:14,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:59:14,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:14,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:14,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:14,275 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 22:59:14,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1501 states and 1668 transitions. [2023-11-24 22:59:14,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1668 transitions. [2023-11-24 22:59:14,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:59:14,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:14,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:14,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:14,412 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 22:59:14,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1500 states and 1667 transitions. [2023-11-24 22:59:14,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1667 transitions. [2023-11-24 22:59:14,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:59:14,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:14,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:14,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:14,523 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 22:59:14,635 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 22:59:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1501 states and 1669 transitions. [2023-11-24 22:59:14,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1669 transitions. [2023-11-24 22:59:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:59:14,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:15,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:15,073 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 22:59:15,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1500 states and 1668 transitions. [2023-11-24 22:59:15,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1668 transitions. [2023-11-24 22:59:15,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:59:15,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:15,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:15,202 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 22:59:15,321 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 22:59:15,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1501 states and 1670 transitions. [2023-11-24 22:59:15,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1670 transitions. [2023-11-24 22:59:15,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:59:15,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:15,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:15,824 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 22:59:15,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1504 states and 1674 transitions. [2023-11-24 22:59:15,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1674 transitions. [2023-11-24 22:59:15,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:59:15,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:15,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:15,956 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 22:59:15,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1503 states and 1673 transitions. [2023-11-24 22:59:15,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1673 transitions. [2023-11-24 22:59:15,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:59:15,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:16,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:16,076 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 22:59:16,219 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 22:59:16,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1504 states and 1675 transitions. [2023-11-24 22:59:16,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1675 transitions. [2023-11-24 22:59:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:59:16,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:16,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:16,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:16,739 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 22:59:16,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:16,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1503 states and 1674 transitions. [2023-11-24 22:59:16,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1674 transitions. [2023-11-24 22:59:16,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:59:16,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:16,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:16,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:16,879 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 22:59:17,021 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 22:59:17,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1504 states and 1676 transitions. [2023-11-24 22:59:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1676 transitions. [2023-11-24 22:59:17,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:59:17,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:17,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:17,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:17,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:17,507 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 22:59:17,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1507 states and 1680 transitions. [2023-11-24 22:59:17,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1680 transitions. [2023-11-24 22:59:17,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:59:17,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:17,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:17,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:17,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:17,646 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 22:59:17,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:17,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1506 states and 1679 transitions. [2023-11-24 22:59:17,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1679 transitions. [2023-11-24 22:59:17,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:59:17,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:17,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:17,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:17,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:17,810 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 22:59:17,954 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 22:59:18,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:18,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1507 states and 1681 transitions. [2023-11-24 22:59:18,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1681 transitions. [2023-11-24 22:59:18,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:59:18,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:18,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:18,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:18,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:18,457 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 22:59:18,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:18,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1506 states and 1680 transitions. [2023-11-24 22:59:18,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1680 transitions. [2023-11-24 22:59:18,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:59:18,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:18,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:18,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:18,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:18,578 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 22:59:18,721 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 22:59:19,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:19,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1507 states and 1682 transitions. [2023-11-24 22:59:19,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1682 transitions. [2023-11-24 22:59:19,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:59:19,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:19,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:19,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:19,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:19,218 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 22:59:19,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:19,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1510 states and 1686 transitions. [2023-11-24 22:59:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1686 transitions. [2023-11-24 22:59:19,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:59:19,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:19,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:19,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:19,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:19,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:19,363 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 22:59:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:19,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1509 states and 1685 transitions. [2023-11-24 22:59:19,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1685 transitions. [2023-11-24 22:59:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:59:19,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:19,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:19,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:19,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:19,495 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 22:59:19,651 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 22:59:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:20,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1510 states and 1687 transitions. [2023-11-24 22:59:20,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1687 transitions. [2023-11-24 22:59:20,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:59:20,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:20,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:20,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:20,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:20,227 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 22:59:20,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:20,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1513 states and 1691 transitions. [2023-11-24 22:59:20,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1691 transitions. [2023-11-24 22:59:20,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:59:20,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:20,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:20,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:59:20,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:20,358 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 22:59:20,390 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 22:59:20,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:20,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1529 states and 1709 transitions. [2023-11-24 22:59:20,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1709 transitions. [2023-11-24 22:59:20,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:59:20,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:20,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:20,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:59:20,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:20,974 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 22:59:21,054 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 22:59:21,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:21,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1545 states and 1734 transitions. [2023-11-24 22:59:21,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1734 transitions. [2023-11-24 22:59:21,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:59:21,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:21,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:21,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:59:21,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:21,770 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 22:59:31,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:59:31,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:31,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1545 states and 1732 transitions. [2023-11-24 22:59:31,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1732 transitions. [2023-11-24 22:59:31,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:59:31,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:31,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:31,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:59:31,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:31,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:59:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:44,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []