./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.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_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/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_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/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_651ffff5-2703-4afd-b252-ec5f2641cad6/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 6698dfe763688c38a478c53cfe3bc6bac092e445bf13ef44be53eb6068218c93 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:03:25,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:03:25,697 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:03:25,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:03:25,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:03:25,749 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:03:25,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:03:25,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:03:25,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:03:25,753 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:03:25,753 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:03:25,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:03:25,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:03:25,755 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:03:25,755 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:03:25,756 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:03:25,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:03:25,757 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:03:25,757 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:03:25,758 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:03:25,759 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:03:25,759 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:03:25,760 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:03:25,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:03:25,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:25,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:03:25,762 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:03:25,762 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:03:25,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:03:25,763 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_651ffff5-2703-4afd-b252-ec5f2641cad6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6698dfe763688c38a478c53cfe3bc6bac092e445bf13ef44be53eb6068218c93 [2023-11-19 03:03:26,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:03:26,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:03:26,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:03:26,112 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:03:26,113 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:03:26,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i [2023-11-19 03:03:29,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:03:29,772 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:03:29,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i [2023-11-19 03:03:29,795 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/data/36c092ffc/1423543fa6d649cb83a8416779bcd664/FLAGf5022d6d7 [2023-11-19 03:03:29,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/data/36c092ffc/1423543fa6d649cb83a8416779bcd664 [2023-11-19 03:03:29,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:03:29,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:03:29,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:29,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:03:29,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:03:29,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:29" (1/1) ... [2023-11-19 03:03:29,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4676e398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:29, skipping insertion in model container [2023-11-19 03:03:29,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:29" (1/1) ... [2023-11-19 03:03:29,918 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:03:30,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:30,803 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:03:31,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:31,070 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:03:31,079 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:03:31,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31 WrapperNode [2023-11-19 03:03:31,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:31,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:31,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:03:31,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:03:31,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,416 INFO L138 Inliner]: procedures = 177, calls = 732, calls flagged for inlining = 508, calls inlined = 1007, statements flattened = 6211 [2023-11-19 03:03:31,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:31,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:03:31,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:03:31,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:03:31,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,542 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,613 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:03:31,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:03:31,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:03:31,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:03:31,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:31" (1/1) ... [2023-11-19 03:03:31,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:31,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:03:31,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:03:31,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_651ffff5-2703-4afd-b252-ec5f2641cad6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:03:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:03:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:03:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:03:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:03:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:03:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:03:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:03:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:03:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:03:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:03:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:03:31,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:03:31,966 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:03:31,969 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:03:37,346 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:03:39,433 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:03:39,434 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 03:03:39,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:39 BoogieIcfgContainer [2023-11-19 03:03:39,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:03:39,460 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:03:39,461 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:03:39,475 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:03:39,475 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:39" (1/1) ... [2023-11-19 03:03:39,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:03:39,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:39,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 4280 states and 5881 transitions. [2023-11-19 03:03:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5881 transitions. [2023-11-19 03:03:39,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:03:39,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:39,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:39,909 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 03:03:39,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:39,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 4279 states and 5880 transitions. [2023-11-19 03:03:39,986 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5880 transitions. [2023-11-19 03:03:39,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:03:39,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:39,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:40,087 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 03:03:40,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:40,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5879 states to 4278 states and 5879 transitions. [2023-11-19 03:03:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5879 transitions. [2023-11-19 03:03:40,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:03:40,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:40,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:40,274 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 03:03:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:40,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5877 states to 4277 states and 5877 transitions. [2023-11-19 03:03:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 4277 states and 5877 transitions. [2023-11-19 03:03:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:03:40,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:40,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:40,444 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 03:03:40,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5876 states to 4276 states and 5876 transitions. [2023-11-19 03:03:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 4276 states and 5876 transitions. [2023-11-19 03:03:40,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:03:40,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:40,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:40,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:40,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:40,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5875 states to 4275 states and 5875 transitions. [2023-11-19 03:03:40,667 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 5875 transitions. [2023-11-19 03:03:40,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:03:40,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:40,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:40,883 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 03:03:41,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 4278 states and 5880 transitions. [2023-11-19 03:03:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5880 transitions. [2023-11-19 03:03:41,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:03:41,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,170 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 03:03:41,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5879 states to 4277 states and 5879 transitions. [2023-11-19 03:03:41,204 INFO L276 IsEmpty]: Start isEmpty. Operand 4277 states and 5879 transitions. [2023-11-19 03:03:41,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:03:41,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,240 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 03:03:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 4278 states and 5880 transitions. [2023-11-19 03:03:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5880 transitions. [2023-11-19 03:03:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:03:41,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,330 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 03:03:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5882 states to 4279 states and 5882 transitions. [2023-11-19 03:03:41,477 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5882 transitions. [2023-11-19 03:03:41,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:03:41,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,564 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 03:03:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5884 states to 4280 states and 5884 transitions. [2023-11-19 03:03:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5884 transitions. [2023-11-19 03:03:41,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:03:41,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:41,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5882 states to 4279 states and 5882 transitions. [2023-11-19 03:03:41,902 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5882 transitions. [2023-11-19 03:03:41,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:03:41,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,935 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 03:03:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 4278 states and 5881 transitions. [2023-11-19 03:03:41,970 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5881 transitions. [2023-11-19 03:03:41,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:03:41,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:42,018 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 03:03:42,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:42,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 4279 states and 5883 transitions. [2023-11-19 03:03:42,192 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5883 transitions. [2023-11-19 03:03:42,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:03:42,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:42,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:42,216 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 03:03:42,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:42,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5884 states to 4280 states and 5884 transitions. [2023-11-19 03:03:42,432 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5884 transitions. [2023-11-19 03:03:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:03:42,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:42,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:42,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:42,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:42,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 4279 states and 5883 transitions. [2023-11-19 03:03:42,480 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5883 transitions. [2023-11-19 03:03:42,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:03:42,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:42,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:42,516 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 03:03:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:42,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5882 states to 4278 states and 5882 transitions. [2023-11-19 03:03:42,543 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5882 transitions. [2023-11-19 03:03:42,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:03:42,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:42,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:42,568 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 03:03:42,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:42,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 4277 states and 5881 transitions. [2023-11-19 03:03:42,793 INFO L276 IsEmpty]: Start isEmpty. Operand 4277 states and 5881 transitions. [2023-11-19 03:03:42,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:03:42,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:42,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:42,855 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 03:03:42,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:42,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5884 states to 4280 states and 5884 transitions. [2023-11-19 03:03:42,979 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5884 transitions. [2023-11-19 03:03:42,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:03:42,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:42,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5887 states to 4282 states and 5887 transitions. [2023-11-19 03:03:43,418 INFO L276 IsEmpty]: Start isEmpty. Operand 4282 states and 5887 transitions. [2023-11-19 03:03:43,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:43,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:03:43,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:43,508 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 03:03:43,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5885 states to 4282 states and 5885 transitions. [2023-11-19 03:03:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 4282 states and 5885 transitions. [2023-11-19 03:03:43,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:03:43,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:03:43,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:43,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:43,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 4282 states and 5881 transitions. [2023-11-19 03:03:43,624 INFO L276 IsEmpty]: Start isEmpty. Operand 4282 states and 5881 transitions. [2023-11-19 03:03:43,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:43,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:03:43,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:43,700 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 03:03:43,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5879 states to 4282 states and 5879 transitions. [2023-11-19 03:03:43,719 INFO L276 IsEmpty]: Start isEmpty. Operand 4282 states and 5879 transitions. [2023-11-19 03:03:43,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:43,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:03:43,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:43,838 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 [2023-11-19 03:03:43,910 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 03:03:43,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 4284 states and 5883 transitions. [2023-11-19 03:03:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 4284 states and 5883 transitions. [2023-11-19 03:03:43,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:43,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:03:44,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:44,073 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 03:03:44,258 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 03:03:44,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5891 states to 4289 states and 5891 transitions. [2023-11-19 03:03:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 4289 states and 5891 transitions. [2023-11-19 03:03:44,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:03:44,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:44,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:44,995 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 03:03:45,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5897 states to 4291 states and 5897 transitions. [2023-11-19 03:03:45,371 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 5897 transitions. [2023-11-19 03:03:45,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:03:45,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:45,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:45,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:45,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:45,471 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 03:03:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:45,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5896 states to 4290 states and 5896 transitions. [2023-11-19 03:03:45,512 INFO L276 IsEmpty]: Start isEmpty. Operand 4290 states and 5896 transitions. [2023-11-19 03:03:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:03:45,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:45,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:45,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:45,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:45,609 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 03:03:45,828 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 03:03:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:46,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5897 states to 4291 states and 5897 transitions. [2023-11-19 03:03:46,017 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 5897 transitions. [2023-11-19 03:03:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:03:46,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:46,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:46,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:46,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:46,131 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 03:03:46,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:46,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5896 states to 4290 states and 5896 transitions. [2023-11-19 03:03:46,173 INFO L276 IsEmpty]: Start isEmpty. Operand 4290 states and 5896 transitions. [2023-11-19 03:03:46,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:03:46,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:46,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:46,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:46,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:46,276 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 03:03:46,419 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 03:03:46,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:46,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5898 states to 4291 states and 5898 transitions. [2023-11-19 03:03:46,819 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 5898 transitions. [2023-11-19 03:03:46,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:03:46,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:46,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:46,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:46,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:46,969 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 03:03:47,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:47,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 4294 states and 5904 transitions. [2023-11-19 03:03:47,162 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 5904 transitions. [2023-11-19 03:03:47,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:03:47,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:47,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:47,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:47,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:47,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:47,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:47,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5903 states to 4293 states and 5903 transitions. [2023-11-19 03:03:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 4293 states and 5903 transitions. [2023-11-19 03:03:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:03:47,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:47,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:47,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:47,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:47,393 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 03:03:47,524 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 03:03:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:47,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 4294 states and 5905 transitions. [2023-11-19 03:03:47,896 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 5905 transitions. [2023-11-19 03:03:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:47,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:47,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:47,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:47,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:47,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:48,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:48,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 4293 states and 5904 transitions. [2023-11-19 03:03:48,063 INFO L276 IsEmpty]: Start isEmpty. Operand 4293 states and 5904 transitions. [2023-11-19 03:03:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:48,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:48,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:48,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:48,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:48,147 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 03:03:48,274 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 03:03:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:48,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5906 states to 4294 states and 5906 transitions. [2023-11-19 03:03:48,627 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 5906 transitions. [2023-11-19 03:03:48,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:03:48,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:48,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:48,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:48,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:48,714 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 03:03:48,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:48,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5910 states to 4297 states and 5910 transitions. [2023-11-19 03:03:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 5910 transitions. [2023-11-19 03:03:48,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:03:48,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:48,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:48,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:48,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:48,852 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 03:03:48,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:48,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5909 states to 4296 states and 5909 transitions. [2023-11-19 03:03:48,890 INFO L276 IsEmpty]: Start isEmpty. Operand 4296 states and 5909 transitions. [2023-11-19 03:03:48,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:03:48,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:48,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:48,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:48,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:48,988 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 03:03:49,123 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 03:03:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:49,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5911 states to 4297 states and 5911 transitions. [2023-11-19 03:03:49,500 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 5911 transitions. [2023-11-19 03:03:49,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:03:49,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:49,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:49,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:49,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:49,585 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 03:03:49,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:49,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5910 states to 4296 states and 5910 transitions. [2023-11-19 03:03:49,613 INFO L276 IsEmpty]: Start isEmpty. Operand 4296 states and 5910 transitions. [2023-11-19 03:03:49,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:03:49,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:49,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:49,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:49,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:49,693 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 03:03:49,831 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 03:03:50,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:50,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5912 states to 4297 states and 5912 transitions. [2023-11-19 03:03:50,231 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 5912 transitions. [2023-11-19 03:03:50,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:03:50,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:50,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:50,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:50,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:50,324 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 03:03:50,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5916 states to 4300 states and 5916 transitions. [2023-11-19 03:03:50,375 INFO L276 IsEmpty]: Start isEmpty. Operand 4300 states and 5916 transitions. [2023-11-19 03:03:50,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:03:50,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:50,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:50,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:50,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:50,461 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 03:03:50,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:50,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5915 states to 4299 states and 5915 transitions. [2023-11-19 03:03:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 5915 transitions. [2023-11-19 03:03:50,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:03:50,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:50,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:50,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:50,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:50,583 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 03:03:50,731 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 03:03:51,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:51,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5917 states to 4300 states and 5917 transitions. [2023-11-19 03:03:51,147 INFO L276 IsEmpty]: Start isEmpty. Operand 4300 states and 5917 transitions. [2023-11-19 03:03:51,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:03:51,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:51,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:51,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:51,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:51,301 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 03:03:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5916 states to 4299 states and 5916 transitions. [2023-11-19 03:03:51,332 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 5916 transitions. [2023-11-19 03:03:51,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:03:51,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:51,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:51,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:51,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:51,417 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 03:03:51,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:51,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:51,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5918 states to 4300 states and 5918 transitions. [2023-11-19 03:03:51,977 INFO L276 IsEmpty]: Start isEmpty. Operand 4300 states and 5918 transitions. [2023-11-19 03:03:51,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:03:51,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:51,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:52,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:52,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:52,060 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 03:03:52,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:52,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5922 states to 4303 states and 5922 transitions. [2023-11-19 03:03:52,099 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 5922 transitions. [2023-11-19 03:03:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:03:52,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:52,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:52,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:52,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:52,192 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 03:03:52,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5921 states to 4302 states and 5921 transitions. [2023-11-19 03:03:52,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4302 states and 5921 transitions. [2023-11-19 03:03:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:03:52,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:52,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:52,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:52,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:52,304 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 03:03:52,449 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 03:03:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:52,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5923 states to 4303 states and 5923 transitions. [2023-11-19 03:03:52,946 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 5923 transitions. [2023-11-19 03:03:52,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:03:52,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:52,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:53,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:53,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:53,032 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 03:03:53,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:53,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5922 states to 4302 states and 5922 transitions. [2023-11-19 03:03:53,060 INFO L276 IsEmpty]: Start isEmpty. Operand 4302 states and 5922 transitions. [2023-11-19 03:03:53,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:03:53,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:53,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:53,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:53,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:53,145 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 03:03:53,312 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 03:03:53,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:53,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5924 states to 4303 states and 5924 transitions. [2023-11-19 03:03:53,757 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 5924 transitions. [2023-11-19 03:03:53,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:03:53,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:53,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:53,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:53,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:53,856 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 03:03:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:53,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5928 states to 4306 states and 5928 transitions. [2023-11-19 03:03:53,897 INFO L276 IsEmpty]: Start isEmpty. Operand 4306 states and 5928 transitions. [2023-11-19 03:03:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:03:53,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:53,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:53,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:53,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:53,997 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 03:03:54,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:54,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5927 states to 4305 states and 5927 transitions. [2023-11-19 03:03:54,030 INFO L276 IsEmpty]: Start isEmpty. Operand 4305 states and 5927 transitions. [2023-11-19 03:03:54,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:03:54,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:54,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:54,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:54,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:03:54,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:54,203 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 03:03:54,368 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 03:03:54,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:54,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5929 states to 4306 states and 5929 transitions. [2023-11-19 03:03:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 4306 states and 5929 transitions. [2023-11-19 03:03:54,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:03:54,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:54,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:54,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:54,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:54,896 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 03:03:54,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:54,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5933 states to 4309 states and 5933 transitions. [2023-11-19 03:03:54,937 INFO L276 IsEmpty]: Start isEmpty. Operand 4309 states and 5933 transitions. [2023-11-19 03:03:54,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:03:54,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:54,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:55,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:03:55,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:55,012 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 [2023-11-19 03:03:55,048 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 03:03:55,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:55,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5951 states to 4325 states and 5951 transitions. [2023-11-19 03:03:55,587 INFO L276 IsEmpty]: Start isEmpty. Operand 4325 states and 5951 transitions. [2023-11-19 03:03:55,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:03:55,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:55,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:55,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:55,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:03:55,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:55,680 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 03:03:55,815 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 03:03:56,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:56,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5976 states to 4341 states and 5976 transitions. [2023-11-19 03:03:56,550 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 5976 transitions. [2023-11-19 03:03:56,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:03:56,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:56,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:56,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:03:56,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:56,640 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 03:04:06,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:04:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:06,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5974 states to 4341 states and 5974 transitions. [2023-11-19 03:04:06,699 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 5974 transitions. [2023-11-19 03:04:06,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:04:06,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:06,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:06,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:04:06,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:06,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:16,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:04:17,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:17,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5955 states to 4326 states and 5955 transitions. [2023-11-19 03:04:17,899 INFO L276 IsEmpty]: Start isEmpty. Operand 4326 states and 5955 transitions. [2023-11-19 03:04:17,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:04:17,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:17,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:18,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:04:18,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:18,075 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 03:04:18,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.