./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/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_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/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_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/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 0c81340d9d0e66dca5ab126c254e84ac0eff8aac681c837312fa0969b8f7f2ee --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:01:32,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:32,215 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:01:32,219 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:01:32,220 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:01:32,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:32,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:32,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:32,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:32,244 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:01:32,244 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:01:32,245 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:01:32,245 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:32,246 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:01:32,246 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:01:32,247 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:01:32,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:32,248 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:01:32,248 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:01:32,249 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:32,249 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:32,250 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:32,250 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:32,251 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:32,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:32,252 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:32,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:32,253 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:01:32,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:01:32,253 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_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c81340d9d0e66dca5ab126c254e84ac0eff8aac681c837312fa0969b8f7f2ee [2023-11-19 03:01:32,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:32,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:32,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:32,601 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:32,602 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:32,603 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i [2023-11-19 03:01:35,636 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:36,078 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:36,079 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i [2023-11-19 03:01:36,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/data/d24ef230d/fc401b5422f240f3b46c14795ce4a8db/FLAG26a0c36b1 [2023-11-19 03:01:36,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/data/d24ef230d/fc401b5422f240f3b46c14795ce4a8db [2023-11-19 03:01:36,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:36,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:36,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:36,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:36,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:36,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:36" (1/1) ... [2023-11-19 03:01:36,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@629c9871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:36, skipping insertion in model container [2023-11-19 03:01:36,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:36" (1/1) ... [2023-11-19 03:01:36,200 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:36,507 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:01:36,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:36,863 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:36,899 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:01:37,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:37,090 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:01:37,098 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:37,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37 WrapperNode [2023-11-19 03:01:37,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:37,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:37,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:37,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:37,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,161 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,283 INFO L138 Inliner]: procedures = 178, calls = 440, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1830 [2023-11-19 03:01:37,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:37,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:37,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:37,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:37,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,416 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,447 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:37,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:37,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:37,476 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:37,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:37" (1/1) ... [2023-11-19 03:01:37,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:37,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:37,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:37,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81e3d56e-c10a-48a6-b28b-b2ccae0933cc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:37,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:01:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:01:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:01:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:01:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:01:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:01:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:01:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:01:37,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:37,864 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:37,867 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:41,068 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:42,788 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:42,788 INFO L302 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-19 03:01:42,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:42 BoogieIcfgContainer [2023-11-19 03:01:42,805 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:42,807 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:42,807 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:42,816 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:42,817 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,829 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:01:42,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:42,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-11-19 03:01:42,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-11-19 03:01:42,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:01:42,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:42,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:43,141 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 03:01:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:43,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1481 states and 1633 transitions. [2023-11-19 03:01:43,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1633 transitions. [2023-11-19 03:01:43,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:01:43,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:43,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:43,346 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 03:01:43,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:43,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-11-19 03:01:43,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-11-19 03:01:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:01:43,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:43,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:43,482 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 03:01:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:43,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1479 states and 1631 transitions. [2023-11-19 03:01:43,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1631 transitions. [2023-11-19 03:01:43,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:01:43,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:43,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:43,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:43,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:43,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1478 states and 1630 transitions. [2023-11-19 03:01:43,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1630 transitions. [2023-11-19 03:01:43,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:01:43,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:43,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:43,851 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 03:01:43,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:43,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1477 states and 1629 transitions. [2023-11-19 03:01:43,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1629 transitions. [2023-11-19 03:01:43,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:01:43,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:43,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:44,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:44,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:44,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1479 states and 1633 transitions. [2023-11-19 03:01:44,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1633 transitions. [2023-11-19 03:01:44,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:01:44,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:44,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:44,322 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 03:01:44,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1482 states and 1638 transitions. [2023-11-19 03:01:44,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1638 transitions. [2023-11-19 03:01:44,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:01:44,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:44,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:44,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:44,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:44,840 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 03:01:44,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:44,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1482 states and 1632 transitions. [2023-11-19 03:01:44,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1632 transitions. [2023-11-19 03:01:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:01:44,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:44,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:44,882 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 03:01:45,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:45,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1487 states and 1642 transitions. [2023-11-19 03:01:45,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1642 transitions. [2023-11-19 03:01:45,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:01:45,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:45,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:45,315 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 03:01:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:45,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1489 states and 1643 transitions. [2023-11-19 03:01:45,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1643 transitions. [2023-11-19 03:01:45,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:01:45,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:45,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:45,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:45,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:45,604 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 03:01:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:45,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1489 states and 1641 transitions. [2023-11-19 03:01:45,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1641 transitions. [2023-11-19 03:01:45,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:01:45,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:45,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:45,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:45,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:01:45,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:45,753 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 03:01:45,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:45,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1491 states and 1645 transitions. [2023-11-19 03:01:45,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1645 transitions. [2023-11-19 03:01:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:01:45,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:45,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:45,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:01:45,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:45,990 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 03:01:46,084 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 03:01:46,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1493 states and 1649 transitions. [2023-11-19 03:01:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1649 transitions. [2023-11-19 03:01:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:01:46,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:46,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:46,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:46,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:46,536 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 03:01:46,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:46,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-11-19 03:01:46,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-11-19 03:01:46,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:01:46,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:46,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:46,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:46,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:46,937 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 03:01:46,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:46,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-11-19 03:01:46,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-11-19 03:01:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:01:46,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:46,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:47,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:47,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:47,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:47,274 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 03:01:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-11-19 03:01:47,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-11-19 03:01:47,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:01:47,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:47,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:47,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:47,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:47,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:47,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-11-19 03:01:47,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-11-19 03:01:47,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:01:47,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:47,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:47,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:47,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:47,657 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 03:01:47,766 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 03:01:48,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:48,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1495 states and 1656 transitions. [2023-11-19 03:01:48,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1656 transitions. [2023-11-19 03:01:48,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:01:48,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:48,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:48,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:48,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:48,226 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 03:01:48,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1498 states and 1662 transitions. [2023-11-19 03:01:48,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1662 transitions. [2023-11-19 03:01:48,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:01:48,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:48,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:48,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:48,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:48,475 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 03:01:48,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:48,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1497 states and 1661 transitions. [2023-11-19 03:01:48,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1661 transitions. [2023-11-19 03:01:48,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:01:48,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:48,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:48,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:48,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:48,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:48,696 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 03:01:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:48,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1498 states and 1663 transitions. [2023-11-19 03:01:48,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1663 transitions. [2023-11-19 03:01:48,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:01:48,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:48,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:49,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:49,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:49,121 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 03:01:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1497 states and 1662 transitions. [2023-11-19 03:01:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1662 transitions. [2023-11-19 03:01:49,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:01:49,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:49,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:49,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:49,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:49,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:49,361 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 03:01:49,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:49,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1498 states and 1664 transitions. [2023-11-19 03:01:49,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1664 transitions. [2023-11-19 03:01:49,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:01:49,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:49,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:49,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:49,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:49,753 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 03:01:49,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:49,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1501 states and 1668 transitions. [2023-11-19 03:01:49,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1668 transitions. [2023-11-19 03:01:49,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:01:49,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:49,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:49,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:49,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:49,884 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 03:01:49,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:49,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1500 states and 1667 transitions. [2023-11-19 03:01:49,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1667 transitions. [2023-11-19 03:01:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:01:49,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:49,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:49,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:49,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:50,010 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 03:01:50,123 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 03:01:50,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1501 states and 1669 transitions. [2023-11-19 03:01:50,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1669 transitions. [2023-11-19 03:01:50,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:01:50,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:50,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:50,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:50,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:50,547 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 03:01:50,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:50,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1500 states and 1668 transitions. [2023-11-19 03:01:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1668 transitions. [2023-11-19 03:01:50,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:01:50,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:50,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:50,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:50,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:50,675 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 03:01:50,782 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 03:01:51,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:51,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1501 states and 1670 transitions. [2023-11-19 03:01:51,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1670 transitions. [2023-11-19 03:01:51,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:01:51,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:51,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:51,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:51,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:51,233 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 03:01:51,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1504 states and 1674 transitions. [2023-11-19 03:01:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1674 transitions. [2023-11-19 03:01:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:01:51,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:51,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:51,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:51,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:51,353 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 03:01:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:51,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1503 states and 1673 transitions. [2023-11-19 03:01:51,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1673 transitions. [2023-11-19 03:01:51,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:01:51,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:51,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:51,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:51,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:51,471 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 03:01:51,598 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 03:01:51,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:51,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1504 states and 1675 transitions. [2023-11-19 03:01:51,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1675 transitions. [2023-11-19 03:01:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:01:51,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:51,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:52,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:52,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:52,035 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 03:01:52,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:52,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1503 states and 1674 transitions. [2023-11-19 03:01:52,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1674 transitions. [2023-11-19 03:01:52,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:01:52,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:52,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:52,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:52,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:52,170 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 03:01:52,295 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 03:01:52,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:52,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1504 states and 1676 transitions. [2023-11-19 03:01:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1676 transitions. [2023-11-19 03:01:52,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:01:52,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:52,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:52,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:52,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:52,747 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 03:01:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:52,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1507 states and 1680 transitions. [2023-11-19 03:01:52,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1680 transitions. [2023-11-19 03:01:52,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:01:52,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:52,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:52,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:52,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:52,923 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 03:01:52,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:52,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1506 states and 1679 transitions. [2023-11-19 03:01:52,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1679 transitions. [2023-11-19 03:01:52,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:01:52,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:52,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:53,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:53,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:53,035 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 03:01:53,177 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 03:01:53,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:53,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1507 states and 1681 transitions. [2023-11-19 03:01:53,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1681 transitions. [2023-11-19 03:01:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:01:53,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:53,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:53,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:53,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:53,633 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 03:01:53,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:53,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1506 states and 1680 transitions. [2023-11-19 03:01:53,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1680 transitions. [2023-11-19 03:01:53,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:01:53,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:53,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:53,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:53,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:53,751 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 03:01:53,887 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 03:01:54,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:54,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1507 states and 1682 transitions. [2023-11-19 03:01:54,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1682 transitions. [2023-11-19 03:01:54,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:01:54,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:54,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:54,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:54,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:54,344 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 03:01:54,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1510 states and 1686 transitions. [2023-11-19 03:01:54,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1686 transitions. [2023-11-19 03:01:54,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:01:54,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:54,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:54,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:54,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:54,491 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 03:01:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:54,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1509 states and 1685 transitions. [2023-11-19 03:01:54,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1685 transitions. [2023-11-19 03:01:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:01:54,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:54,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:54,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:01:54,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:54,665 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 03:01:54,816 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 03:01:55,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:55,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1510 states and 1687 transitions. [2023-11-19 03:01:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1687 transitions. [2023-11-19 03:01:55,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:01:55,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:55,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:55,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:55,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:55,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:55,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1513 states and 1691 transitions. [2023-11-19 03:01:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1691 transitions. [2023-11-19 03:01:55,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:01:55,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:55,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:55,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:01:55,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:55,424 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 03:01:55,456 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 03:01:55,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:55,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1529 states and 1709 transitions. [2023-11-19 03:01:55,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1709 transitions. [2023-11-19 03:01:55,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:01:55,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:55,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:56,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:01:56,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:56,017 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 03:01:56,098 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 03:01:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:56,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1545 states and 1734 transitions. [2023-11-19 03:01:56,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1734 transitions. [2023-11-19 03:01:56,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:01:56,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:56,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:56,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:56,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:56,762 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 03:02:06,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:02:06,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:06,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1545 states and 1732 transitions. [2023-11-19 03:02:06,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1732 transitions. [2023-11-19 03:02:06,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:02:06,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:06,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:06,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:02:06,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:07,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:02:08,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:02:08,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:08,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1530 states and 1713 transitions. [2023-11-19 03:02:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1713 transitions. [2023-11-19 03:02:08,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:02:08,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:08,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:08,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:02:08,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:08,889 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 03:02:09,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:02:20,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:02:30,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []