./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/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_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/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_db573f61-58c4-4552-a562-a1d2ec25e4f4/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 9c302c0a70f15041d912ede4a343504399632b0722d257e8570893a260b2b8dc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:33,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:33,302 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:07:33,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:33,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:33,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:33,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:33,362 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:33,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:33,365 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:33,366 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:33,366 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:33,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:33,374 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:33,375 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:33,376 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:33,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:33,378 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:33,379 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:33,380 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:33,380 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:33,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:33,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:33,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:33,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:33,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:33,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:33,385 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:33,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:33,386 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_db573f61-58c4-4552-a562-a1d2ec25e4f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c302c0a70f15041d912ede4a343504399632b0722d257e8570893a260b2b8dc [2023-11-19 04:07:33,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:33,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:33,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:33,780 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:33,780 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:33,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i [2023-11-19 04:07:37,603 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:38,229 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:38,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i [2023-11-19 04:07:38,257 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/data/2dba7edca/323146be938b424087183594591c60e8/FLAG0e7ff2e85 [2023-11-19 04:07:38,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/data/2dba7edca/323146be938b424087183594591c60e8 [2023-11-19 04:07:38,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:38,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:38,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:38,289 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:38,295 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:38,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@361e79bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38, skipping insertion in model container [2023-11-19 04:07:38,299 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,409 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:39,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:39,634 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:39,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:39,932 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:39,942 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:39,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39 WrapperNode [2023-11-19 04:07:39,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:39,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:39,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:39,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:39,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,315 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 508, calls inlined = 1007, statements flattened = 6385 [2023-11-19 04:07:40,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:40,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:40,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:40,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:40,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,517 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,730 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,868 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:40,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:40,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:40,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:40,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:40,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:40,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:40,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:41,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db573f61-58c4-4552-a562-a1d2ec25e4f4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:07:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:07:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:07:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:07:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:41,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:41,505 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:41,508 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:48,104 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:51,407 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:51,408 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 04:07:51,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:51 BoogieIcfgContainer [2023-11-19 04:07:51,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:51,445 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:51,445 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:51,458 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:51,458 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:51" (1/1) ... [2023-11-19 04:07:51,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:51,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:51,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6082 states to 4462 states and 6082 transitions. [2023-11-19 04:07:51,687 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 6082 transitions. [2023-11-19 04:07:51,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:07:51,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:51,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6081 states to 4461 states and 6081 transitions. [2023-11-19 04:07:52,150 INFO L276 IsEmpty]: Start isEmpty. Operand 4461 states and 6081 transitions. [2023-11-19 04:07:52,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:07:52,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:52,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:52,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:52,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:52,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6080 states to 4460 states and 6080 transitions. [2023-11-19 04:07:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 4460 states and 6080 transitions. [2023-11-19 04:07:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:07:52,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:52,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:52,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:52,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:52,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6078 states to 4459 states and 6078 transitions. [2023-11-19 04:07:52,590 INFO L276 IsEmpty]: Start isEmpty. Operand 4459 states and 6078 transitions. [2023-11-19 04:07:52,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:07:52,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:52,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:52,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:52,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:52,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6080 states to 4460 states and 6080 transitions. [2023-11-19 04:07:52,874 INFO L276 IsEmpty]: Start isEmpty. Operand 4460 states and 6080 transitions. [2023-11-19 04:07:52,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:07:52,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:52,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:52,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:53,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:53,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6079 states to 4459 states and 6079 transitions. [2023-11-19 04:07:53,041 INFO L276 IsEmpty]: Start isEmpty. Operand 4459 states and 6079 transitions. [2023-11-19 04:07:53,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:07:53,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:53,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:53,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:53,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6084 states to 4462 states and 6084 transitions. [2023-11-19 04:07:53,418 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 6084 transitions. [2023-11-19 04:07:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:07:53,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:53,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:53,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:53,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6083 states to 4461 states and 6083 transitions. [2023-11-19 04:07:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 4461 states and 6083 transitions. [2023-11-19 04:07:53,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:07:53,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:53,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:53,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:53,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:53,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6085 states to 4462 states and 6085 transitions. [2023-11-19 04:07:53,560 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 6085 transitions. [2023-11-19 04:07:53,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:07:53,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:53,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:53,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:53,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:53,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 4463 states and 6087 transitions. [2023-11-19 04:07:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 4463 states and 6087 transitions. [2023-11-19 04:07:53,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:07:53,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:53,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:53,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:54,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:54,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6089 states to 4464 states and 6089 transitions. [2023-11-19 04:07:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 4464 states and 6089 transitions. [2023-11-19 04:07:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:07:54,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:54,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:54,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:54,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:54,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 4463 states and 6087 transitions. [2023-11-19 04:07:54,213 INFO L276 IsEmpty]: Start isEmpty. Operand 4463 states and 6087 transitions. [2023-11-19 04:07:54,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:07:54,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:54,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:54,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:54,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6089 states to 4464 states and 6089 transitions. [2023-11-19 04:07:54,377 INFO L276 IsEmpty]: Start isEmpty. Operand 4464 states and 6089 transitions. [2023-11-19 04:07:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:07:54,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:54,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:54,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:54,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6094 states to 4466 states and 6094 transitions. [2023-11-19 04:07:54,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4466 states and 6094 transitions. [2023-11-19 04:07:54,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:07:54,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:54,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:54,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:54,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6095 states to 4467 states and 6095 transitions. [2023-11-19 04:07:54,950 INFO L276 IsEmpty]: Start isEmpty. Operand 4467 states and 6095 transitions. [2023-11-19 04:07:54,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:07:54,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:54,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:54,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:55,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6094 states to 4466 states and 6094 transitions. [2023-11-19 04:07:55,032 INFO L276 IsEmpty]: Start isEmpty. Operand 4466 states and 6094 transitions. [2023-11-19 04:07:55,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:07:55,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:55,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:55,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:55,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:55,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6095 states to 4467 states and 6095 transitions. [2023-11-19 04:07:55,138 INFO L276 IsEmpty]: Start isEmpty. Operand 4467 states and 6095 transitions. [2023-11-19 04:07:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:07:55,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:55,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:55,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:55,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6097 states to 4468 states and 6097 transitions. [2023-11-19 04:07:55,380 INFO L276 IsEmpty]: Start isEmpty. Operand 4468 states and 6097 transitions. [2023-11-19 04:07:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:07:55,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:55,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:55,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:55,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6101 states to 4471 states and 6101 transitions. [2023-11-19 04:07:55,623 INFO L276 IsEmpty]: Start isEmpty. Operand 4471 states and 6101 transitions. [2023-11-19 04:07:55,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:07:55,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:55,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:56,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6102 states to 4473 states and 6102 transitions. [2023-11-19 04:07:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 4473 states and 6102 transitions. [2023-11-19 04:07:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:07:56,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:56,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:56,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:56,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:56,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6100 states to 4473 states and 6100 transitions. [2023-11-19 04:07:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 4473 states and 6100 transitions. [2023-11-19 04:07:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:07:56,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:56,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:56,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:56,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:56,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:56,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:56,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6096 states to 4473 states and 6096 transitions. [2023-11-19 04:07:56,470 INFO L276 IsEmpty]: Start isEmpty. Operand 4473 states and 6096 transitions. [2023-11-19 04:07:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:07:56,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:56,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:56,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:56,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:56,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:56,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:56,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6094 states to 4473 states and 6094 transitions. [2023-11-19 04:07:56,606 INFO L276 IsEmpty]: Start isEmpty. Operand 4473 states and 6094 transitions. [2023-11-19 04:07:56,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:07:56,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:56,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:56,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:07:56,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:56,759 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 04:07:56,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:56,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6098 states to 4475 states and 6098 transitions. [2023-11-19 04:07:56,920 INFO L276 IsEmpty]: Start isEmpty. Operand 4475 states and 6098 transitions. [2023-11-19 04:07:56,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:07:56,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:56,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:57,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:07:57,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:57,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:07:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6105 states to 4480 states and 6105 transitions. [2023-11-19 04:07:57,508 INFO L276 IsEmpty]: Start isEmpty. Operand 4480 states and 6105 transitions. [2023-11-19 04:07:57,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:07:57,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:57,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:57,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:57,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:58,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:58,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6111 states to 4482 states and 6111 transitions. [2023-11-19 04:07:58,148 INFO L276 IsEmpty]: Start isEmpty. Operand 4482 states and 6111 transitions. [2023-11-19 04:07:58,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:07:58,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:58,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:58,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:58,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:58,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:58,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:58,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6110 states to 4481 states and 6110 transitions. [2023-11-19 04:07:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 4481 states and 6110 transitions. [2023-11-19 04:07:58,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:07:58,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:58,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:58,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:07:58,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:58,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:07:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:58,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:58,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6111 states to 4482 states and 6111 transitions. [2023-11-19 04:07:58,799 INFO L276 IsEmpty]: Start isEmpty. Operand 4482 states and 6111 transitions. [2023-11-19 04:07:58,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:58,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:58,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:58,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:58,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:59,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:59,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:59,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6110 states to 4481 states and 6110 transitions. [2023-11-19 04:07:59,040 INFO L276 IsEmpty]: Start isEmpty. Operand 4481 states and 6110 transitions. [2023-11-19 04:07:59,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:59,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:59,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:59,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:07:59,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:59,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:07:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:59,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6112 states to 4482 states and 6112 transitions. [2023-11-19 04:07:59,722 INFO L276 IsEmpty]: Start isEmpty. Operand 4482 states and 6112 transitions. [2023-11-19 04:07:59,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:07:59,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:59,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:59,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:59,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:00,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6118 states to 4485 states and 6118 transitions. [2023-11-19 04:08:00,124 INFO L276 IsEmpty]: Start isEmpty. Operand 4485 states and 6118 transitions. [2023-11-19 04:08:00,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:00,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:00,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:00,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:00,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:00,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:00,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:00,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6117 states to 4484 states and 6117 transitions. [2023-11-19 04:08:00,255 INFO L276 IsEmpty]: Start isEmpty. Operand 4484 states and 6117 transitions. [2023-11-19 04:08:00,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:00,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:00,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:00,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:00,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:00,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:00,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6119 states to 4485 states and 6119 transitions. [2023-11-19 04:08:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 4485 states and 6119 transitions. [2023-11-19 04:08:00,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:00,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:00,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:00,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:00,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6118 states to 4484 states and 6118 transitions. [2023-11-19 04:08:01,053 INFO L276 IsEmpty]: Start isEmpty. Operand 4484 states and 6118 transitions. [2023-11-19 04:08:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:01,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:01,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6120 states to 4485 states and 6120 transitions. [2023-11-19 04:08:01,725 INFO L276 IsEmpty]: Start isEmpty. Operand 4485 states and 6120 transitions. [2023-11-19 04:08:01,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:01,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:01,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,816 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 04:08:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6124 states to 4488 states and 6124 transitions. [2023-11-19 04:08:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 4488 states and 6124 transitions. [2023-11-19 04:08:01,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:01,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:01,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6123 states to 4487 states and 6123 transitions. [2023-11-19 04:08:01,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4487 states and 6123 transitions. [2023-11-19 04:08:01,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:01,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:02,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:02,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:02,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:02,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6125 states to 4488 states and 6125 transitions. [2023-11-19 04:08:02,574 INFO L276 IsEmpty]: Start isEmpty. Operand 4488 states and 6125 transitions. [2023-11-19 04:08:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:02,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:02,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:02,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:02,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:02,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:02,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6124 states to 4487 states and 6124 transitions. [2023-11-19 04:08:02,703 INFO L276 IsEmpty]: Start isEmpty. Operand 4487 states and 6124 transitions. [2023-11-19 04:08:02,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:02,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:02,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:02,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:02,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:02,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6126 states to 4488 states and 6126 transitions. [2023-11-19 04:08:03,400 INFO L276 IsEmpty]: Start isEmpty. Operand 4488 states and 6126 transitions. [2023-11-19 04:08:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:03,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:03,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:03,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6130 states to 4491 states and 6130 transitions. [2023-11-19 04:08:03,561 INFO L276 IsEmpty]: Start isEmpty. Operand 4491 states and 6130 transitions. [2023-11-19 04:08:03,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:03,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:03,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:03,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:03,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6129 states to 4490 states and 6129 transitions. [2023-11-19 04:08:03,691 INFO L276 IsEmpty]: Start isEmpty. Operand 4490 states and 6129 transitions. [2023-11-19 04:08:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:03,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:03,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:03,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:03,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6131 states to 4491 states and 6131 transitions. [2023-11-19 04:08:04,360 INFO L276 IsEmpty]: Start isEmpty. Operand 4491 states and 6131 transitions. [2023-11-19 04:08:04,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:04,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:04,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6130 states to 4490 states and 6130 transitions. [2023-11-19 04:08:04,511 INFO L276 IsEmpty]: Start isEmpty. Operand 4490 states and 6130 transitions. [2023-11-19 04:08:04,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:04,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:05,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6132 states to 4491 states and 6132 transitions. [2023-11-19 04:08:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 4491 states and 6132 transitions. [2023-11-19 04:08:05,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:05,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:05,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:05,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:05,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6136 states to 4494 states and 6136 transitions. [2023-11-19 04:08:05,422 INFO L276 IsEmpty]: Start isEmpty. Operand 4494 states and 6136 transitions. [2023-11-19 04:08:05,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:05,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:05,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:05,536 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 04:08:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6135 states to 4493 states and 6135 transitions. [2023-11-19 04:08:05,571 INFO L276 IsEmpty]: Start isEmpty. Operand 4493 states and 6135 transitions. [2023-11-19 04:08:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:05,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:05,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:05,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:05,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:06,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6137 states to 4494 states and 6137 transitions. [2023-11-19 04:08:06,253 INFO L276 IsEmpty]: Start isEmpty. Operand 4494 states and 6137 transitions. [2023-11-19 04:08:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:06,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:06,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:06,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6136 states to 4493 states and 6136 transitions. [2023-11-19 04:08:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 4493 states and 6136 transitions. [2023-11-19 04:08:06,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:06,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:06,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:06,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:07,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6138 states to 4494 states and 6138 transitions. [2023-11-19 04:08:07,066 INFO L276 IsEmpty]: Start isEmpty. Operand 4494 states and 6138 transitions. [2023-11-19 04:08:07,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:07,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:07,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:07,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6142 states to 4497 states and 6142 transitions. [2023-11-19 04:08:07,202 INFO L276 IsEmpty]: Start isEmpty. Operand 4497 states and 6142 transitions. [2023-11-19 04:08:07,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:07,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:07,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:07,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:07,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6141 states to 4496 states and 6141 transitions. [2023-11-19 04:08:07,350 INFO L276 IsEmpty]: Start isEmpty. Operand 4496 states and 6141 transitions. [2023-11-19 04:08:07,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:07,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:07,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:07,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:07,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:08,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6143 states to 4497 states and 6143 transitions. [2023-11-19 04:08:08,023 INFO L276 IsEmpty]: Start isEmpty. Operand 4497 states and 6143 transitions. [2023-11-19 04:08:08,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:08:08,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:08,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:08,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6147 states to 4500 states and 6147 transitions. [2023-11-19 04:08:08,165 INFO L276 IsEmpty]: Start isEmpty. Operand 4500 states and 6147 transitions. [2023-11-19 04:08:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:08,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:08,250 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 04:08:08,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:08,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6165 states to 4516 states and 6165 transitions. [2023-11-19 04:08:08,882 INFO L276 IsEmpty]: Start isEmpty. Operand 4516 states and 6165 transitions. [2023-11-19 04:08:08,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:08,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:08,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:08:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:09,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6190 states to 4532 states and 6190 transitions. [2023-11-19 04:08:09,829 INFO L276 IsEmpty]: Start isEmpty. Operand 4532 states and 6190 transitions. [2023-11-19 04:08:09,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:09,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:09,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:09,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:09,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:09,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:19,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:08:19,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:20,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6161 states to 4514 states and 6161 transitions. [2023-11-19 04:08:20,000 INFO L276 IsEmpty]: Start isEmpty. Operand 4514 states and 6161 transitions. [2023-11-19 04:08:20,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:08:20,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:20,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:20,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:20,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:20,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:21,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:21,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6179 states to 4526 states and 6179 transitions. [2023-11-19 04:08:21,267 INFO L276 IsEmpty]: Start isEmpty. Operand 4526 states and 6179 transitions. [2023-11-19 04:08:21,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:21,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:21,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:21,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:21,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:21,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:21,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6183 states to 4529 states and 6183 transitions. [2023-11-19 04:08:21,397 INFO L276 IsEmpty]: Start isEmpty. Operand 4529 states and 6183 transitions. [2023-11-19 04:08:21,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:21,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:21,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:21,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:21,480 INFO L285 TraceCheckSpWp]: Computing forward predicates...