./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test4-1.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_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/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_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/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_488ea8e2-c268-495b-a47a-54f978afd86d/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 ee90c95792b81649f087e170ece38fbab8d5281ca8435570782565b7b775a87f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:11,138 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:11,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:19:11,288 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:11,289 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:11,317 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:11,319 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:11,320 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:11,321 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:11,321 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:11,322 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:11,323 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:11,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:11,325 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:19:11,326 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:19:11,326 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:19:11,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:11,328 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:19:11,328 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:11,329 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:11,330 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:11,331 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:11,331 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:11,332 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:11,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:11,333 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:11,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:11,335 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:11,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:11,336 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_488ea8e2-c268-495b-a47a-54f978afd86d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee90c95792b81649f087e170ece38fbab8d5281ca8435570782565b7b775a87f [2023-11-24 22:19:11,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:11,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:11,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:11,705 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:11,705 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:11,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test4-1.i [2023-11-24 22:19:15,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:15,479 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:15,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test4-1.i [2023-11-24 22:19:15,504 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/data/de4edc29b/b536117718fc4d19bd5e6f2998e6ffcf/FLAG6741403a8 [2023-11-24 22:19:15,519 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/data/de4edc29b/b536117718fc4d19bd5e6f2998e6ffcf [2023-11-24 22:19:15,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:15,524 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:15,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:15,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:15,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:15,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28da0469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15, skipping insertion in model container [2023-11-24 22:19:15,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,614 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:16,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:16,372 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:16,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:16,557 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:16,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16 WrapperNode [2023-11-24 22:19:16,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:16,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:16,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:16,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:16,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,755 INFO L138 Inliner]: procedures = 177, calls = 340, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1502 [2023-11-24 22:19:16,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:16,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:16,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:16,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:16,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:16,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:16,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:16,881 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:16,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:16,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:16,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:16,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_488ea8e2-c268-495b-a47a-54f978afd86d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:16,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:19:16,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:19:16,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:19:16,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:16,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:19:16,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:19:16,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:19:16,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:19:16,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:16,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:16,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:17,224 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:17,236 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:19,861 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:21,238 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:21,239 INFO L309 CfgBuilder]: Removed 60 assume(true) statements. [2023-11-24 22:19:21,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:21 BoogieIcfgContainer [2023-11-24 22:19:21,241 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:21,242 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:21,242 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:21,252 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:21,252 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:21" (1/1) ... [2023-11-24 22:19:21,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:21,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1133 states and 1250 transitions. [2023-11-24 22:19:21,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1250 transitions. [2023-11-24 22:19:21,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:19:21,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,576 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 22:19:21,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1134 states and 1251 transitions. [2023-11-24 22:19:21,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1251 transitions. [2023-11-24 22:19:21,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:19:21,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1133 states and 1250 transitions. [2023-11-24 22:19:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1250 transitions. [2023-11-24 22:19:21,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:19:21,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,866 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 22:19:21,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1132 states and 1249 transitions. [2023-11-24 22:19:21,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1249 transitions. [2023-11-24 22:19:21,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:19:21,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,034 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 22:19:22,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1134 states and 1253 transitions. [2023-11-24 22:19:22,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1253 transitions. [2023-11-24 22:19:22,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:19:22,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:22,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1136 states and 1257 transitions. [2023-11-24 22:19:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1257 transitions. [2023-11-24 22:19:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:19:22,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,501 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 22:19:22,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1135 states and 1256 transitions. [2023-11-24 22:19:22,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1256 transitions. [2023-11-24 22:19:22,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:19:22,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,621 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 22:19:22,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1134 states and 1255 transitions. [2023-11-24 22:19:22,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1255 transitions. [2023-11-24 22:19:22,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:19:22,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:19:22,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:22,736 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 22:19:22,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1134 states and 1249 transitions. [2023-11-24 22:19:22,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1249 transitions. [2023-11-24 22:19:22,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:19:22,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:19:22,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:22,843 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 22:19:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1134 states and 1247 transitions. [2023-11-24 22:19:22,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1247 transitions. [2023-11-24 22:19:22,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:19:22,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:19:22,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:22,985 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 22:19:23,029 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 22:19:23,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1136 states and 1251 transitions. [2023-11-24 22:19:23,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1251 transitions. [2023-11-24 22:19:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:19:23,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:19:23,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:23,183 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 22:19:23,279 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 22:19:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1138 states and 1255 transitions. [2023-11-24 22:19:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1255 transitions. [2023-11-24 22:19:23,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:19:23,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:23,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:23,600 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 22:19:23,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1140 states and 1261 transitions. [2023-11-24 22:19:23,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1261 transitions. [2023-11-24 22:19:23,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:19:23,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:23,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:23,908 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 22:19:23,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1139 states and 1260 transitions. [2023-11-24 22:19:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1260 transitions. [2023-11-24 22:19:23,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:19:23,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:24,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:24,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:24,031 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 22:19:24,172 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 22:19:24,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:24,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1140 states and 1261 transitions. [2023-11-24 22:19:24,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1261 transitions. [2023-11-24 22:19:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:19:24,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:24,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:24,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:24,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:24,360 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 22:19:24,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:24,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1139 states and 1260 transitions. [2023-11-24 22:19:24,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1260 transitions. [2023-11-24 22:19:24,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:19:24,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:24,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:24,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:24,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:24,467 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 22:19:24,554 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 22:19:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:24,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1140 states and 1262 transitions. [2023-11-24 22:19:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1262 transitions. [2023-11-24 22:19:24,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:19:24,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:24,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:24,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:24,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:24,962 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 22:19:25,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:25,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1143 states and 1268 transitions. [2023-11-24 22:19:25,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1268 transitions. [2023-11-24 22:19:25,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:19:25,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:25,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:25,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:25,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:25,187 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 22:19:25,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:25,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1142 states and 1267 transitions. [2023-11-24 22:19:25,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1267 transitions. [2023-11-24 22:19:25,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:19:25,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:25,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:25,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:25,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:25,286 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 22:19:25,392 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 22:19:25,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:25,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1143 states and 1269 transitions. [2023-11-24 22:19:25,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1269 transitions. [2023-11-24 22:19:25,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:19:25,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:25,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:25,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:25,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:25,745 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 22:19:25,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:25,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1142 states and 1268 transitions. [2023-11-24 22:19:25,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1268 transitions. [2023-11-24 22:19:25,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:19:25,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:25,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:25,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:25,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:25,844 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 22:19:25,939 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 22:19:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1143 states and 1270 transitions. [2023-11-24 22:19:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1270 transitions. [2023-11-24 22:19:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:19:26,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:26,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:26,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:26,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:26,304 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 22:19:26,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:26,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1146 states and 1274 transitions. [2023-11-24 22:19:26,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1274 transitions. [2023-11-24 22:19:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:19:26,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:26,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:26,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:26,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:26,480 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 22:19:26,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:26,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1145 states and 1273 transitions. [2023-11-24 22:19:26,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1273 transitions. [2023-11-24 22:19:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:19:26,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:26,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:26,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:26,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:26,596 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 22:19:26,707 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 22:19:27,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:27,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1146 states and 1275 transitions. [2023-11-24 22:19:27,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1275 transitions. [2023-11-24 22:19:27,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:19:27,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:27,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:27,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:27,099 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 22:19:27,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1145 states and 1274 transitions. [2023-11-24 22:19:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1274 transitions. [2023-11-24 22:19:27,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:19:27,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:27,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:27,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:27,238 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 22:19:27,345 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 22:19:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1146 states and 1276 transitions. [2023-11-24 22:19:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1276 transitions. [2023-11-24 22:19:27,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:27,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:27,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:27,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:27,711 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 22:19:27,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:27,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1149 states and 1280 transitions. [2023-11-24 22:19:27,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1280 transitions. [2023-11-24 22:19:27,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:27,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:27,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:27,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:27,826 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 22:19:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1148 states and 1279 transitions. [2023-11-24 22:19:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1279 transitions. [2023-11-24 22:19:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:27,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:27,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:27,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:27,923 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 22:19:28,030 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 22:19:28,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:28,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1149 states and 1281 transitions. [2023-11-24 22:19:28,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1281 transitions. [2023-11-24 22:19:28,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:28,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:28,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:28,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:28,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:28,498 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 22:19:28,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:28,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1148 states and 1280 transitions. [2023-11-24 22:19:28,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1280 transitions. [2023-11-24 22:19:28,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:28,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:28,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:28,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:28,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:28,597 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 22:19:28,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:29,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1149 states and 1282 transitions. [2023-11-24 22:19:29,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1282 transitions. [2023-11-24 22:19:29,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:19:29,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:29,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:29,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:29,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:29,116 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 22:19:29,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:29,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1152 states and 1286 transitions. [2023-11-24 22:19:29,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1286 transitions. [2023-11-24 22:19:29,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:19:29,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:29,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:29,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:29,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:29,248 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 22:19:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:29,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1151 states and 1285 transitions. [2023-11-24 22:19:29,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1285 transitions. [2023-11-24 22:19:29,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:19:29,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:29,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:29,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:29,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:29,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:29,387 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 22:19:29,504 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 22:19:29,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:29,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1152 states and 1287 transitions. [2023-11-24 22:19:29,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1287 transitions. [2023-11-24 22:19:29,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:19:29,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:29,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:29,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:29,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:29,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:29,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:29,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1151 states and 1286 transitions. [2023-11-24 22:19:29,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1286 transitions. [2023-11-24 22:19:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:19:29,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:29,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:30,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:30,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:30,048 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 22:19:30,218 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 22:19:30,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1152 states and 1288 transitions. [2023-11-24 22:19:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1288 transitions. [2023-11-24 22:19:30,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:19:30,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:30,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:30,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:30,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:30,650 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 22:19:30,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1155 states and 1292 transitions. [2023-11-24 22:19:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1292 transitions. [2023-11-24 22:19:30,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:19:30,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:30,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:30,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:30,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:30,786 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 22:19:30,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:30,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1154 states and 1291 transitions. [2023-11-24 22:19:30,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1291 transitions. [2023-11-24 22:19:30,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:19:30,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:30,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:30,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:19:30,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:30,900 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 22:19:31,033 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 22:19:31,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:31,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1155 states and 1293 transitions. [2023-11-24 22:19:31,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1293 transitions. [2023-11-24 22:19:31,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:19:31,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:31,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:31,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:31,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:31,465 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 22:19:31,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:31,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1158 states and 1297 transitions. [2023-11-24 22:19:31,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1297 transitions. [2023-11-24 22:19:31,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:19:31,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:31,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:31,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:19:31,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:31,606 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 22:19:31,642 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 22:19:32,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1174 states and 1315 transitions. [2023-11-24 22:19:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1315 transitions. [2023-11-24 22:19:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:19:32,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:32,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:32,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:19:32,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:32,164 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 22:19:32,264 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 22:19:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:32,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1190 states and 1340 transitions. [2023-11-24 22:19:32,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1340 transitions. [2023-11-24 22:19:32,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:19:32,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:32,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:32,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:19:32,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:32,883 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 22:19:42,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:19:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:42,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1190 states and 1338 transitions. [2023-11-24 22:19:42,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1338 transitions. [2023-11-24 22:19:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:19:42,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:42,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:43,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:19:43,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:43,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:53,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:20:03,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:20:13,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []