./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV --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 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:07,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:07,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:52:07,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:07,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:07,366 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:07,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:07,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:07,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:07,369 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:07,369 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:07,370 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:07,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:07,371 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:52:07,371 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:52:07,372 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:52:07,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:07,373 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:07,373 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:07,374 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:07,375 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:07,375 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:07,376 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:07,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:07,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:07,378 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:07,378 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:07,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:07,380 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_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 [2023-11-11 23:52:07,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:07,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:07,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:07,753 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:07,753 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:07,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2023-11-11 23:52:10,948 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:11,365 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:11,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2023-11-11 23:52:11,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/data/68a9511b1/c89cc75ff8d84b40a53da2eaf06f1fc9/FLAGf67cb7481 [2023-11-11 23:52:11,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/data/68a9511b1/c89cc75ff8d84b40a53da2eaf06f1fc9 [2023-11-11 23:52:11,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:11,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:11,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:11,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:11,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:11,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:11" (1/1) ... [2023-11-11 23:52:11,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a83f6b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:11, skipping insertion in model container [2023-11-11 23:52:11,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:11" (1/1) ... [2023-11-11 23:52:11,527 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:12,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:12,285 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:12,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:12,611 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:12,619 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:12,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12 WrapperNode [2023-11-11 23:52:12,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:12,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:12,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:12,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:12,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:12,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:12,789 INFO L138 Inliner]: procedures = 177, calls = 441, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 2144 [2023-11-11 23:52:12,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:12,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:12,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:12,791 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:12,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:12,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:12,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:12,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:12,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:12,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:12,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:13,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:13,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:13,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:13,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:13,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:13,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:12" (1/1) ... [2023-11-11 23:52:13,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:13,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:13,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:13,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbdc3e1-aae5-4e65-81c7-f2201757bf4d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:52:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:52:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:52:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:52:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:13,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:13,426 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:13,431 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:17,004 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:19,319 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:19,319 INFO L302 CfgBuilder]: Removed 92 assume(true) statements. [2023-11-11 23:52:19,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:19 BoogieIcfgContainer [2023-11-11 23:52:19,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:19,327 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:19,327 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:19,337 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:19,337 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:19" (1/1) ... [2023-11-11 23:52:19,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1519 states and 1708 transitions. [2023-11-11 23:52:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1708 transitions. [2023-11-11 23:52:19,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:52:19,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:19,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:19,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:19,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:19,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1518 states and 1707 transitions. [2023-11-11 23:52:19,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1707 transitions. [2023-11-11 23:52:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:52:19,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:19,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:19,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:20,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1517 states and 1706 transitions. [2023-11-11 23:52:20,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1706 transitions. [2023-11-11 23:52:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:52:20,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:20,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1516 states and 1705 transitions. [2023-11-11 23:52:20,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1705 transitions. [2023-11-11 23:52:20,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:52:20,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1515 states and 1704 transitions. [2023-11-11 23:52:20,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1704 transitions. [2023-11-11 23:52:20,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:52:20,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1516 states and 1706 transitions. [2023-11-11 23:52:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1706 transitions. [2023-11-11 23:52:20,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:20,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:52:20,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:20,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1516 states and 1700 transitions. [2023-11-11 23:52:20,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1700 transitions. [2023-11-11 23:52:20,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:20,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:52:20,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:20,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1516 states and 1698 transitions. [2023-11-11 23:52:20,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1698 transitions. [2023-11-11 23:52:20,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:20,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:52:20,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:20,812 INFO L351 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 [2023-11-11 23:52:20,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:20,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1518 states and 1702 transitions. [2023-11-11 23:52:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1702 transitions. [2023-11-11 23:52:20,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:20,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:52:20,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:20,985 INFO L351 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 [2023-11-11 23:52:21,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:21,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:21,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1520 states and 1706 transitions. [2023-11-11 23:52:21,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1706 transitions. [2023-11-11 23:52:21,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:52:21,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:21,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:21,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:21,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:21,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:21,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1522 states and 1712 transitions. [2023-11-11 23:52:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1712 transitions. [2023-11-11 23:52:21,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:52:21,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:21,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:21,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:21,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:21,752 INFO L351 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 [2023-11-11 23:52:21,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:21,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1523 states and 1714 transitions. [2023-11-11 23:52:21,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1714 transitions. [2023-11-11 23:52:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:52:21,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:21,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:22,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:22,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:22,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:22,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1523 states and 1713 transitions. [2023-11-11 23:52:22,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1713 transitions. [2023-11-11 23:52:22,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:52:22,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:22,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:22,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:22,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:22,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:22,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:22,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1522 states and 1712 transitions. [2023-11-11 23:52:22,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1712 transitions. [2023-11-11 23:52:22,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:52:22,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:22,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:22,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:22,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:22,350 INFO L351 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 [2023-11-11 23:52:22,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:22,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:22,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1523 states and 1714 transitions. [2023-11-11 23:52:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1714 transitions. [2023-11-11 23:52:22,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:52:22,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:22,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:22,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:22,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:22,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:22,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:22,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1526 states and 1720 transitions. [2023-11-11 23:52:22,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1720 transitions. [2023-11-11 23:52:22,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:52:22,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:22,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:22,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:22,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:22,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:22,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:22,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1525 states and 1719 transitions. [2023-11-11 23:52:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1719 transitions. [2023-11-11 23:52:23,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:52:23,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:23,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:23,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:23,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:23,102 INFO L351 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 [2023-11-11 23:52:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:23,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:23,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1526 states and 1721 transitions. [2023-11-11 23:52:23,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1721 transitions. [2023-11-11 23:52:23,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:23,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:23,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:23,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:23,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:23,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:23,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:23,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1525 states and 1720 transitions. [2023-11-11 23:52:23,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1720 transitions. [2023-11-11 23:52:23,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:23,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:23,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:23,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:23,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:23,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:23,671 INFO L351 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 [2023-11-11 23:52:23,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:24,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:24,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1526 states and 1722 transitions. [2023-11-11 23:52:24,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1722 transitions. [2023-11-11 23:52:24,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:52:24,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:24,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:24,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:24,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:24,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:24,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:24,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1529 states and 1726 transitions. [2023-11-11 23:52:24,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1726 transitions. [2023-11-11 23:52:24,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:52:24,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:24,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:24,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:24,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:24,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:24,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:24,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1528 states and 1725 transitions. [2023-11-11 23:52:24,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1725 transitions. [2023-11-11 23:52:24,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:52:24,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:24,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:24,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:24,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:24,357 INFO L351 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 [2023-11-11 23:52:24,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:24,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:24,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1529 states and 1727 transitions. [2023-11-11 23:52:24,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1727 transitions. [2023-11-11 23:52:24,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:52:24,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:24,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:24,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:24,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:24,813 INFO L351 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 [2023-11-11 23:52:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:24,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:24,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1530 states and 1730 transitions. [2023-11-11 23:52:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1730 transitions. [2023-11-11 23:52:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:52:24,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:24,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:25,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:25,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:25,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1530 states and 1729 transitions. [2023-11-11 23:52:25,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1729 transitions. [2023-11-11 23:52:25,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:52:25,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:25,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:25,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:25,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:25,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1533 states and 1733 transitions. [2023-11-11 23:52:25,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1733 transitions. [2023-11-11 23:52:25,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:52:25,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:25,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:25,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:25,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:25,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:25,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1532 states and 1732 transitions. [2023-11-11 23:52:25,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1732 transitions. [2023-11-11 23:52:25,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:52:25,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:25,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:25,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:25,686 INFO L351 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 [2023-11-11 23:52:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:26,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1533 states and 1734 transitions. [2023-11-11 23:52:26,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1734 transitions. [2023-11-11 23:52:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:52:26,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:26,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:26,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:26,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:26,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1532 states and 1733 transitions. [2023-11-11 23:52:26,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1733 transitions. [2023-11-11 23:52:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:52:26,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:26,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:26,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:26,259 INFO L351 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 [2023-11-11 23:52:26,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:26,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1533 states and 1735 transitions. [2023-11-11 23:52:26,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1735 transitions. [2023-11-11 23:52:26,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:52:26,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:26,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:26,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:26,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:26,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1536 states and 1739 transitions. [2023-11-11 23:52:26,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1739 transitions. [2023-11-11 23:52:26,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:52:26,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:26,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:26,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:26,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:26,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1535 states and 1738 transitions. [2023-11-11 23:52:26,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1738 transitions. [2023-11-11 23:52:26,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:52:26,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:27,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:27,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:27,028 INFO L351 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 [2023-11-11 23:52:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:27,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1536 states and 1740 transitions. [2023-11-11 23:52:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1740 transitions. [2023-11-11 23:52:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:52:27,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:27,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:27,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:27,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:27,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:27,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1535 states and 1739 transitions. [2023-11-11 23:52:27,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1739 transitions. [2023-11-11 23:52:27,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:52:27,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:27,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:27,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:27,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:27,675 INFO L351 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 [2023-11-11 23:52:27,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:28,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:28,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1536 states and 1741 transitions. [2023-11-11 23:52:28,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1741 transitions. [2023-11-11 23:52:28,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:52:28,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:28,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:28,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:28,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:28,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:28,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:28,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1539 states and 1745 transitions. [2023-11-11 23:52:28,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1745 transitions. [2023-11-11 23:52:28,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:52:28,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:28,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:28,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:28,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:28,333 INFO L351 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 [2023-11-11 23:52:28,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1540 states and 1748 transitions. [2023-11-11 23:52:28,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1748 transitions. [2023-11-11 23:52:28,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:52:28,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:28,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:28,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:28,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:28,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:28,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1540 states and 1747 transitions. [2023-11-11 23:52:28,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1747 transitions. [2023-11-11 23:52:28,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:52:28,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:28,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:28,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:28,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:29,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:29,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1543 states and 1751 transitions. [2023-11-11 23:52:29,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1751 transitions. [2023-11-11 23:52:29,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:52:29,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:29,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:52:29,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:29,181 INFO L351 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 [2023-11-11 23:52:29,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:29,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1559 states and 1769 transitions. [2023-11-11 23:52:29,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1769 transitions. [2023-11-11 23:52:29,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:52:29,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:29,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:52:29,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:29,726 INFO L351 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 [2023-11-11 23:52:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:30,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:30,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1575 states and 1794 transitions. [2023-11-11 23:52:30,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1794 transitions. [2023-11-11 23:52:30,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:52:30,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:30,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:30,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:52:30,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:30,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:40,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:52:40,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1575 states and 1792 transitions. [2023-11-11 23:52:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1792 transitions. [2023-11-11 23:52:40,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:52:40,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:40,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:40,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:52:40,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:40,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:50,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-11 23:53:00,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []