./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL --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 8374eced2cbda6aab489eb004cb8e41f23aad88b98cd5c6913f13583171f2c3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:55,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:55,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:59:55,408 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:55,409 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:55,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:55,455 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:55,456 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:55,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:55,464 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:55,465 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:55,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:55,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:55,468 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:59:55,468 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:59:55,469 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:59:55,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:55,470 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:59:55,470 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:55,470 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:55,471 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:55,471 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:55,472 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:55,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:55,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:55,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:55,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:55,474 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:55,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:55,475 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_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8374eced2cbda6aab489eb004cb8e41f23aad88b98cd5c6913f13583171f2c3f [2023-11-19 03:59:55,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:55,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:55,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:55,762 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:55,763 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:55,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i [2023-11-19 03:59:59,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:59,469 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:59,469 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i [2023-11-19 03:59:59,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/data/d47fd635a/bff80639f62146af86e46c3589a2cc88/FLAGe8c1441b5 [2023-11-19 03:59:59,530 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/data/d47fd635a/bff80639f62146af86e46c3589a2cc88 [2023-11-19 03:59:59,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:59,540 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:59,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:59,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:59,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:59,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:59" (1/1) ... [2023-11-19 03:59:59,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4928d090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:59, skipping insertion in model container [2023-11-19 03:59:59,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:59" (1/1) ... [2023-11-19 03:59:59,660 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:00,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:00,623 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:00,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:00,923 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:00,932 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:00,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00 WrapperNode [2023-11-19 04:00:00,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:00,941 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:00,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:00,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:00,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,134 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 24, calls inlined = 36, statements flattened = 1543 [2023-11-19 04:00:01,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:01,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:01,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:01,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:01,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,165 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,166 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:01,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:01,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:01,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:01,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:00" (1/1) ... [2023-11-19 04:00:01,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:01,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:01,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:01,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0588a-27d3-4395-b246-bb1546c81d8b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:00:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:00:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:00:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:00:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:00:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:00:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:00:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:01,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:01,746 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:01,749 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:04,770 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:06,931 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:06,932 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 04:00:06,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:06 BoogieIcfgContainer [2023-11-19 04:00:06,953 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:06,955 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:06,955 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:06,969 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:06,970 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:06" (1/1) ... [2023-11-19 04:00:06,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:00:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:07,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1048 states and 1190 transitions. [2023-11-19 04:00:07,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1190 transitions. [2023-11-19 04:00:07,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:00:07,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:07,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:07,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1047 states and 1189 transitions. [2023-11-19 04:00:07,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1189 transitions. [2023-11-19 04:00:07,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:00:07,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:07,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:07,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1046 states and 1188 transitions. [2023-11-19 04:00:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1188 transitions. [2023-11-19 04:00:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:00:07,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:07,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:07,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:07,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:07,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1045 states and 1186 transitions. [2023-11-19 04:00:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1186 transitions. [2023-11-19 04:00:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:00:07,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:07,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:08,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:08,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:08,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1044 states and 1185 transitions. [2023-11-19 04:00:08,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1185 transitions. [2023-11-19 04:00:08,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:00:08,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:08,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:08,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:08,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1043 states and 1184 transitions. [2023-11-19 04:00:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1184 transitions. [2023-11-19 04:00:08,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:00:08,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:08,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:08,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:08,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1042 states and 1183 transitions. [2023-11-19 04:00:08,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1183 transitions. [2023-11-19 04:00:08,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:00:08,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:08,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:08,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:08,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1041 states and 1182 transitions. [2023-11-19 04:00:08,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1182 transitions. [2023-11-19 04:00:08,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:00:08,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:08,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:08,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:08,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1040 states and 1181 transitions. [2023-11-19 04:00:08,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1181 transitions. [2023-11-19 04:00:08,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:00:08,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:08,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:08,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:08,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1039 states and 1180 transitions. [2023-11-19 04:00:08,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1180 transitions. [2023-11-19 04:00:08,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:00:08,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:08,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:09,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:09,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1038 states and 1179 transitions. [2023-11-19 04:00:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1179 transitions. [2023-11-19 04:00:09,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:00:09,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:09,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:09,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1037 states and 1177 transitions. [2023-11-19 04:00:09,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1177 transitions. [2023-11-19 04:00:09,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:00:09,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:09,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:09,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:09,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1036 states and 1176 transitions. [2023-11-19 04:00:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1176 transitions. [2023-11-19 04:00:09,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:00:09,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:09,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:09,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:09,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1035 states and 1175 transitions. [2023-11-19 04:00:09,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1175 transitions. [2023-11-19 04:00:09,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:00:09,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:09,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:09,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:09,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1034 states and 1174 transitions. [2023-11-19 04:00:09,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1174 transitions. [2023-11-19 04:00:09,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:00:09,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:09,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:09,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:09,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1033 states and 1173 transitions. [2023-11-19 04:00:09,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1173 transitions. [2023-11-19 04:00:09,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:00:09,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:09,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:10,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:10,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1032 states and 1172 transitions. [2023-11-19 04:00:10,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1172 transitions. [2023-11-19 04:00:10,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:00:10,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:10,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:10,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:10,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:10,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1031 states and 1171 transitions. [2023-11-19 04:00:10,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1171 transitions. [2023-11-19 04:00:10,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:00:10,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:10,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:10,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:10,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:10,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1030 states and 1170 transitions. [2023-11-19 04:00:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1170 transitions. [2023-11-19 04:00:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:00:10,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:10,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:10,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:00:10,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:10,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:10,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1030 states and 1168 transitions. [2023-11-19 04:00:10,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1168 transitions. [2023-11-19 04:00:10,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:00:10,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:10,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:10,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:11,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:11,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1031 states and 1166 transitions. [2023-11-19 04:00:11,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1166 transitions. [2023-11-19 04:00:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:00:11,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:11,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:11,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:00:11,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:11,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:11,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1031 states and 1162 transitions. [2023-11-19 04:00:11,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1162 transitions. [2023-11-19 04:00:11,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:00:11,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:11,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:11,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:00:11,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:11,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:11,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:11,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1031 states and 1160 transitions. [2023-11-19 04:00:11,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1160 transitions. [2023-11-19 04:00:11,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:00:11,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:11,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:11,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:00:11,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:11,571 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 [2023-11-19 04:00:11,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:12,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:12,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1033 states and 1165 transitions. [2023-11-19 04:00:12,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1165 transitions. [2023-11-19 04:00:12,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:00:12,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:12,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:12,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:00:12,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:12,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:12,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1035 states and 1168 transitions. [2023-11-19 04:00:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1168 transitions. [2023-11-19 04:00:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:00:12,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:12,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:12,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:12,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:12,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:13,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1037 states and 1174 transitions. [2023-11-19 04:00:13,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1174 transitions. [2023-11-19 04:00:13,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:00:13,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:13,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:13,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:13,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:13,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:13,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1036 states and 1173 transitions. [2023-11-19 04:00:13,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1173 transitions. [2023-11-19 04:00:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:00:13,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:13,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:13,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:13,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:13,603 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 [2023-11-19 04:00:13,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:13,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1037 states and 1174 transitions. [2023-11-19 04:00:13,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1174 transitions. [2023-11-19 04:00:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:00:13,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:13,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:14,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:14,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:14,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:14,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1036 states and 1173 transitions. [2023-11-19 04:00:14,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1173 transitions. [2023-11-19 04:00:14,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:00:14,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:14,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:14,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:14,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:14,245 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 [2023-11-19 04:00:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:14,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1037 states and 1175 transitions. [2023-11-19 04:00:14,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1175 transitions. [2023-11-19 04:00:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:00:14,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:14,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:14,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:14,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:00:14,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:14,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:15,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:15,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1040 states and 1181 transitions. [2023-11-19 04:00:15,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1181 transitions. [2023-11-19 04:00:15,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:00:15,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:15,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:15,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:15,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:15,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:15,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:15,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1039 states and 1180 transitions. [2023-11-19 04:00:15,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1180 transitions. [2023-11-19 04:00:15,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:00:15,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:15,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:15,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:15,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:15,367 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 [2023-11-19 04:00:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:15,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1040 states and 1182 transitions. [2023-11-19 04:00:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1182 transitions. [2023-11-19 04:00:15,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:00:15,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:15,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:16,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:16,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:16,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:16,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1039 states and 1181 transitions. [2023-11-19 04:00:16,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1181 transitions. [2023-11-19 04:00:16,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:00:16,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:16,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:16,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:16,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:16,192 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 [2023-11-19 04:00:16,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:16,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:16,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1040 states and 1183 transitions. [2023-11-19 04:00:16,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1183 transitions. [2023-11-19 04:00:16,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:00:16,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:16,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:16,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:00:16,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:16,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:16,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:16,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1043 states and 1187 transitions. [2023-11-19 04:00:16,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1187 transitions. [2023-11-19 04:00:16,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:00:16,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:16,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:16,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:17,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:17,023 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 [2023-11-19 04:00:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:17,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1044 states and 1190 transitions. [2023-11-19 04:00:17,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1190 transitions. [2023-11-19 04:00:17,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:00:17,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:17,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:17,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:17,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:17,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:17,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1044 states and 1189 transitions. [2023-11-19 04:00:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1189 transitions. [2023-11-19 04:00:17,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:00:17,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:17,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:17,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:17,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:17,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:17,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1043 states and 1188 transitions. [2023-11-19 04:00:17,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1188 transitions. [2023-11-19 04:00:17,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:00:17,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:17,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:17,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:17,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:17,876 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 [2023-11-19 04:00:18,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:18,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:18,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1044 states and 1190 transitions. [2023-11-19 04:00:18,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1190 transitions. [2023-11-19 04:00:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:00:18,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:18,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:18,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:00:18,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:18,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:18,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:18,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1047 states and 1194 transitions. [2023-11-19 04:00:18,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1194 transitions. [2023-11-19 04:00:18,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:00:18,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:18,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:18,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:18,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:18,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:18,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:18,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1046 states and 1193 transitions. [2023-11-19 04:00:18,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1193 transitions. [2023-11-19 04:00:18,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:00:18,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:18,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:18,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:18,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:18,873 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 [2023-11-19 04:00:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:19,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:19,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1047 states and 1195 transitions. [2023-11-19 04:00:19,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1195 transitions. [2023-11-19 04:00:19,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:00:19,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:19,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:19,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:19,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:19,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:19,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:19,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1046 states and 1194 transitions. [2023-11-19 04:00:19,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1194 transitions. [2023-11-19 04:00:19,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:00:19,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:19,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:19,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:19,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:19,608 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 [2023-11-19 04:00:19,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:20,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:20,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1047 states and 1196 transitions. [2023-11-19 04:00:20,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1196 transitions. [2023-11-19 04:00:20,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:00:20,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:20,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:20,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:00:20,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:20,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1050 states and 1200 transitions. [2023-11-19 04:00:20,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1200 transitions. [2023-11-19 04:00:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:00:20,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:20,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:20,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:20,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:20,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1049 states and 1199 transitions. [2023-11-19 04:00:20,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1199 transitions. [2023-11-19 04:00:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:00:20,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:20,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:20,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:20,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:20,530 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 [2023-11-19 04:00:20,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:21,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1050 states and 1201 transitions. [2023-11-19 04:00:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1201 transitions. [2023-11-19 04:00:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:00:21,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:21,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:21,219 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 [2023-11-19 04:00:21,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:21,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1051 states and 1204 transitions. [2023-11-19 04:00:21,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1204 transitions. [2023-11-19 04:00:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:00:21,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:21,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:21,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1051 states and 1203 transitions. [2023-11-19 04:00:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1203 transitions. [2023-11-19 04:00:21,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:00:21,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:22,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:00:22,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:22,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:22,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:22,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1054 states and 1207 transitions. [2023-11-19 04:00:22,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1207 transitions. [2023-11-19 04:00:22,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:00:22,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:22,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:22,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:00:22,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:22,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:22,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:22,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1053 states and 1206 transitions. [2023-11-19 04:00:22,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1206 transitions. [2023-11-19 04:00:22,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:00:22,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:22,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:22,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:22,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:22,401 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 [2023-11-19 04:00:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:23,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:23,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1054 states and 1208 transitions. [2023-11-19 04:00:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1208 transitions. [2023-11-19 04:00:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:00:23,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:23,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:23,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:00:23,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:23,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:23,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1057 states and 1212 transitions. [2023-11-19 04:00:23,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1212 transitions. [2023-11-19 04:00:23,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:00:23,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:23,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:23,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:00:23,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:28,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.70s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:00:28,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1057 states and 1210 transitions. [2023-11-19 04:00:28,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1210 transitions. [2023-11-19 04:00:28,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:00:28,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:28,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:28,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:00:28,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:28,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:28,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1073 states and 1229 transitions. [2023-11-19 04:00:28,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1229 transitions. [2023-11-19 04:00:28,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:00:28,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:28,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:28,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:00:28,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:28,996 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 [2023-11-19 04:00:29,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:29,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:29,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1089 states and 1254 transitions. [2023-11-19 04:00:29,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1254 transitions. [2023-11-19 04:00:29,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:00:29,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:29,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:30,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:00:30,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:30,074 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 [2023-11-19 04:00:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:42,705 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 []