./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-2.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_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/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_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/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_cffa3187-3cd5-499a-9348-1ce992c426fe/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 ad1cff32d745d4f106cd2272d34984c4724156cea3537acaf98384a0b708b01e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:52,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:52,704 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:41:52,709 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:52,710 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:52,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:52,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:52,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:52,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:52,738 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:52,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:52,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:52,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:52,740 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:41:52,741 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:41:52,741 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:41:52,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:52,742 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:41:52,743 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:52,743 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:52,744 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:52,752 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:52,753 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:52,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:52,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:52,754 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:52,755 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:52,755 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:52,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:52,756 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_cffa3187-3cd5-499a-9348-1ce992c426fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad1cff32d745d4f106cd2272d34984c4724156cea3537acaf98384a0b708b01e [2023-11-19 03:41:53,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:53,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:53,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:53,121 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:53,122 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:53,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-2.i [2023-11-19 03:41:56,425 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:56,794 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:56,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-2.i [2023-11-19 03:41:56,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/data/ddb02fa75/085e09852ed746e89472a8666257985e/FLAG3211a48be [2023-11-19 03:41:56,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/data/ddb02fa75/085e09852ed746e89472a8666257985e [2023-11-19 03:41:56,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:56,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:56,836 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:56,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:56,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:56,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:56" (1/1) ... [2023-11-19 03:41:56,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fdc722a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:56, skipping insertion in model container [2023-11-19 03:41:56,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:56" (1/1) ... [2023-11-19 03:41:56,945 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:57,277 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:41:57,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:57,729 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:57,764 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:41:57,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:57,948 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:41:57,956 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:57,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57 WrapperNode [2023-11-19 03:41:57,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:57,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:57,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:57,958 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:57,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,038 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,164 INFO L138 Inliner]: procedures = 178, calls = 392, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1676 [2023-11-19 03:41:58,165 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:58,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:58,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:58,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:58,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,195 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,336 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,391 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:58,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:58,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:58,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:58,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:57" (1/1) ... [2023-11-19 03:41:58,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:58,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:58,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:58,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cffa3187-3cd5-499a-9348-1ce992c426fe/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:41:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:41:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:41:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:41:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:41:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:41:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:41:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:58,777 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:58,782 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:42:01,731 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:42:03,314 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:42:03,314 INFO L302 CfgBuilder]: Removed 69 assume(true) statements. [2023-11-19 03:42:03,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:03 BoogieIcfgContainer [2023-11-19 03:42:03,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:42:03,333 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:42:03,333 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:42:03,342 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:42:03,343 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:03" (1/1) ... [2023-11-19 03:42:03,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:42:03,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:03,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1315 states and 1451 transitions. [2023-11-19 03:42:03,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1451 transitions. [2023-11-19 03:42:03,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:42:03,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:03,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:03,666 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 03:42:03,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:03,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1316 states and 1452 transitions. [2023-11-19 03:42:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1452 transitions. [2023-11-19 03:42:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:42:03,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:03,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:03,885 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 03:42:03,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:03,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1315 states and 1451 transitions. [2023-11-19 03:42:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1451 transitions. [2023-11-19 03:42:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:42:03,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:03,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:04,026 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 03:42:04,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1314 states and 1450 transitions. [2023-11-19 03:42:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1450 transitions. [2023-11-19 03:42:04,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:42:04,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:04,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:04,188 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 03:42:04,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:04,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1313 states and 1449 transitions. [2023-11-19 03:42:04,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1449 transitions. [2023-11-19 03:42:04,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:42:04,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:04,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:04,344 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 03:42:04,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1312 states and 1448 transitions. [2023-11-19 03:42:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1448 transitions. [2023-11-19 03:42:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:42:04,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:04,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:04,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:04,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:04,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1314 states and 1452 transitions. [2023-11-19 03:42:04,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1452 transitions. [2023-11-19 03:42:04,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:42:04,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:04,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:04,854 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 03:42:05,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:05,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1317 states and 1457 transitions. [2023-11-19 03:42:05,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1457 transitions. [2023-11-19 03:42:05,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:42:05,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:05,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:05,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:42:05,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:05,399 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 03:42:05,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:05,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1317 states and 1451 transitions. [2023-11-19 03:42:05,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1451 transitions. [2023-11-19 03:42:05,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:42:05,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:05,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:05,455 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 03:42:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:05,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1322 states and 1461 transitions. [2023-11-19 03:42:05,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1461 transitions. [2023-11-19 03:42:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:42:05,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:05,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:05,924 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 03:42:06,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:06,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1324 states and 1462 transitions. [2023-11-19 03:42:06,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1462 transitions. [2023-11-19 03:42:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:42:06,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:06,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:06,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:42:06,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:06,299 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 03:42:06,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:06,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1324 states and 1460 transitions. [2023-11-19 03:42:06,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1460 transitions. [2023-11-19 03:42:06,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:42:06,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:06,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:06,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:42:06,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:06,466 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 03:42:06,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:06,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:06,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1326 states and 1464 transitions. [2023-11-19 03:42:06,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1464 transitions. [2023-11-19 03:42:06,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:42:06,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:06,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:06,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:42:06,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:06,750 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 03:42:06,849 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 03:42:07,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:07,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1328 states and 1468 transitions. [2023-11-19 03:42:07,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1468 transitions. [2023-11-19 03:42:07,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:42:07,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:07,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:07,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:07,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:07,300 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 03:42:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:07,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1330 states and 1474 transitions. [2023-11-19 03:42:07,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1474 transitions. [2023-11-19 03:42:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:42:07,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:07,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:07,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:07,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:07,672 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 03:42:07,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:07,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1329 states and 1473 transitions. [2023-11-19 03:42:07,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1473 transitions. [2023-11-19 03:42:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:42:07,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:07,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:07,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:07,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:07,797 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 03:42:07,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:08,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:08,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1330 states and 1474 transitions. [2023-11-19 03:42:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1474 transitions. [2023-11-19 03:42:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:42:08,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:08,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:08,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:08,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:08,175 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 03:42:08,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1329 states and 1473 transitions. [2023-11-19 03:42:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1473 transitions. [2023-11-19 03:42:08,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:42:08,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:08,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:08,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:08,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:08,282 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 03:42:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:08,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1330 states and 1475 transitions. [2023-11-19 03:42:08,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1475 transitions. [2023-11-19 03:42:08,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:42:08,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:08,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:08,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:08,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:08,803 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 03:42:09,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:09,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1333 states and 1481 transitions. [2023-11-19 03:42:09,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1481 transitions. [2023-11-19 03:42:09,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:42:09,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:09,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:09,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:09,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:09,115 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 03:42:09,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:09,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1332 states and 1480 transitions. [2023-11-19 03:42:09,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1480 transitions. [2023-11-19 03:42:09,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:42:09,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:09,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:09,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:09,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:09,233 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 03:42:09,344 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 03:42:09,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:09,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1333 states and 1482 transitions. [2023-11-19 03:42:09,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1482 transitions. [2023-11-19 03:42:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:42:09,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:09,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:09,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:09,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:09,760 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 03:42:09,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:09,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1332 states and 1481 transitions. [2023-11-19 03:42:09,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1481 transitions. [2023-11-19 03:42:09,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:42:09,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:09,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:09,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:09,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:09,889 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 03:42:10,018 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 03:42:10,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:10,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1333 states and 1483 transitions. [2023-11-19 03:42:10,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1483 transitions. [2023-11-19 03:42:10,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:42:10,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:10,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:10,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:10,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:10,446 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 03:42:10,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:10,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1336 states and 1487 transitions. [2023-11-19 03:42:10,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1487 transitions. [2023-11-19 03:42:10,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:42:10,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:10,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:10,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:10,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:10,574 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 03:42:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:10,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1335 states and 1486 transitions. [2023-11-19 03:42:10,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1486 transitions. [2023-11-19 03:42:10,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:42:10,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:10,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:10,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:10,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:10,675 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 03:42:10,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:11,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:11,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1336 states and 1488 transitions. [2023-11-19 03:42:11,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1488 transitions. [2023-11-19 03:42:11,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:42:11,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:11,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:11,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:11,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:11,260 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 03:42:11,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:11,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1335 states and 1487 transitions. [2023-11-19 03:42:11,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1487 transitions. [2023-11-19 03:42:11,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:42:11,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:11,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:11,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:11,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:11,378 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 03:42:11,495 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 03:42:11,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1336 states and 1489 transitions. [2023-11-19 03:42:11,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1489 transitions. [2023-11-19 03:42:11,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:42:11,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:11,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:11,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:11,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:11,920 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 03:42:11,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1339 states and 1493 transitions. [2023-11-19 03:42:11,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1493 transitions. [2023-11-19 03:42:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:42:11,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:11,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:12,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:12,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:12,037 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 03:42:12,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:12,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1338 states and 1492 transitions. [2023-11-19 03:42:12,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1492 transitions. [2023-11-19 03:42:12,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:42:12,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:12,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:12,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:12,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:12,142 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 03:42:12,274 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 03:42:12,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1339 states and 1494 transitions. [2023-11-19 03:42:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1494 transitions. [2023-11-19 03:42:12,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:42:12,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:12,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:12,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:12,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:12,841 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 03:42:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:12,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1338 states and 1493 transitions. [2023-11-19 03:42:12,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1493 transitions. [2023-11-19 03:42:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:42:12,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:12,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:12,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:12,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:13,000 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 03:42:13,159 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 03:42:13,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:13,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1339 states and 1495 transitions. [2023-11-19 03:42:13,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1495 transitions. [2023-11-19 03:42:13,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:42:13,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:13,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:13,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:13,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:13,673 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 03:42:13,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:13,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1342 states and 1499 transitions. [2023-11-19 03:42:13,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1499 transitions. [2023-11-19 03:42:13,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:42:13,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:13,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:13,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:13,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:13,798 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 03:42:13,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:13,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1341 states and 1498 transitions. [2023-11-19 03:42:13,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1498 transitions. [2023-11-19 03:42:13,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:42:13,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:13,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:13,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:13,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:13,919 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 03:42:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:14,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:14,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1342 states and 1500 transitions. [2023-11-19 03:42:14,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1500 transitions. [2023-11-19 03:42:14,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:42:14,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:14,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:14,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:14,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:14,528 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 03:42:14,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:14,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1341 states and 1499 transitions. [2023-11-19 03:42:14,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1499 transitions. [2023-11-19 03:42:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:42:14,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:14,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:14,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:14,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:14,636 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 03:42:14,775 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 03:42:15,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:15,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1342 states and 1501 transitions. [2023-11-19 03:42:15,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1501 transitions. [2023-11-19 03:42:15,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:42:15,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:15,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:15,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:15,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:15,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:15,315 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 03:42:15,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1345 states and 1505 transitions. [2023-11-19 03:42:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1505 transitions. [2023-11-19 03:42:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:42:15,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:15,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:15,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:15,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:15,450 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 03:42:15,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:15,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1344 states and 1504 transitions. [2023-11-19 03:42:15,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1504 transitions. [2023-11-19 03:42:15,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:42:15,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:15,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:15,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:42:15,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:15,573 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 03:42:15,713 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 03:42:16,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:16,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1345 states and 1506 transitions. [2023-11-19 03:42:16,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1506 transitions. [2023-11-19 03:42:16,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:42:16,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:16,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:16,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:16,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:16,203 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 03:42:16,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1348 states and 1510 transitions. [2023-11-19 03:42:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1510 transitions. [2023-11-19 03:42:16,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:42:16,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:16,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:16,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:42:16,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:16,312 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 03:42:16,349 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 03:42:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:16,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1364 states and 1528 transitions. [2023-11-19 03:42:16,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1528 transitions. [2023-11-19 03:42:16,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:42:16,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:16,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:16,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:42:16,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:16,907 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 03:42:17,046 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 03:42:17,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:17,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1380 states and 1553 transitions. [2023-11-19 03:42:17,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1553 transitions. [2023-11-19 03:42:17,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:42:17,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:17,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:17,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:42:17,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:17,766 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 03:42:20,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:42:20,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1380 states and 1551 transitions. [2023-11-19 03:42:20,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1551 transitions. [2023-11-19 03:42:20,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:42:20,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:20,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:20,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:42:20,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:20,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:30,375 WARN L539 Checker$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 03:42:40,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:42:50,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []