./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/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_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/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_614a2c23-9cc2-497a-81fb-b3abf25f29a5/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 89806bf5e92e08240ee093afcceea93b900865db28253b34ac5f2402fc0c0eb8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:47,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:47,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:18:47,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:18:47,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:18:47,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:47,428 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:47,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:47,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:47,430 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:18:47,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:18:47,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:18:47,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:47,432 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:18:47,433 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:18:47,434 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:18:47,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:47,435 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:18:47,435 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:18:47,436 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:47,436 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:47,437 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:47,438 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:47,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:47,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:47,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:47,440 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:47,440 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:18:47,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:18:47,441 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_614a2c23-9cc2-497a-81fb-b3abf25f29a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89806bf5e92e08240ee093afcceea93b900865db28253b34ac5f2402fc0c0eb8 [2023-11-19 03:18:47,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:47,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:47,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:47,787 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:47,788 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:47,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-1.i [2023-11-19 03:18:50,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:51,159 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:51,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-1.i [2023-11-19 03:18:51,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/data/78aa410cc/5fa72bef61c94a45890af872672fa347/FLAG97df9cbfe [2023-11-19 03:18:51,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/data/78aa410cc/5fa72bef61c94a45890af872672fa347 [2023-11-19 03:18:51,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:51,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:51,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:51,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:51,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:51,223 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:51" (1/1) ... [2023-11-19 03:18:51,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1f546c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:51, skipping insertion in model container [2023-11-19 03:18:51,224 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:51" (1/1) ... [2023-11-19 03:18:51,308 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:51,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:51,908 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:52,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:52,102 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:52,110 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:52,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52 WrapperNode [2023-11-19 03:18:52,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:52,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:52,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:52,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:52,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,312 INFO L138 Inliner]: procedures = 176, calls = 280, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1365 [2023-11-19 03:18:52,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:52,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:52,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:52,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:52,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,350 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:52,498 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:52,499 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:52,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:52,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:52,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:52,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:52,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614a2c23-9cc2-497a-81fb-b3abf25f29a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:18:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:18:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:18:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:18:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:18:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:18:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:18:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:18:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:18:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:52,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:52,860 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:52,863 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:55,201 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:56,948 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:56,949 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 03:18:56,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:56 BoogieIcfgContainer [2023-11-19 03:18:56,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:56,959 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:56,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:56,969 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:56,969 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:56" (1/1) ... [2023-11-19 03:18:56,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:18:57,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:57,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 952 states and 1071 transitions. [2023-11-19 03:18:57,053 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1071 transitions. [2023-11-19 03:18:57,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:18:57,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:57,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:57,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:57,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 951 states and 1070 transitions. [2023-11-19 03:18:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1070 transitions. [2023-11-19 03:18:57,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:18:57,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:57,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:57,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 950 states and 1069 transitions. [2023-11-19 03:18:57,455 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1069 transitions. [2023-11-19 03:18:57,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:18:57,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:57,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:57,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:57,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 949 states and 1067 transitions. [2023-11-19 03:18:57,524 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1067 transitions. [2023-11-19 03:18:57,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:18:57,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:57,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:57,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:57,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 948 states and 1066 transitions. [2023-11-19 03:18:57,711 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1066 transitions. [2023-11-19 03:18:57,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:18:57,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:57,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:57,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:57,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:57,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 947 states and 1065 transitions. [2023-11-19 03:18:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1065 transitions. [2023-11-19 03:18:57,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:18:57,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:57,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:58,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 950 states and 1070 transitions. [2023-11-19 03:18:58,179 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1070 transitions. [2023-11-19 03:18:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:18:58,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:58,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:58,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:58,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:58,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 949 states and 1069 transitions. [2023-11-19 03:18:58,255 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1069 transitions. [2023-11-19 03:18:58,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:18:58,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:58,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:58,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:58,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 950 states and 1070 transitions. [2023-11-19 03:18:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1070 transitions. [2023-11-19 03:18:58,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:18:58,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:58,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:58,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:58,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 951 states and 1072 transitions. [2023-11-19 03:18:58,511 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1072 transitions. [2023-11-19 03:18:58,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:18:58,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:58,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:58,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:58,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 952 states and 1074 transitions. [2023-11-19 03:18:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1074 transitions. [2023-11-19 03:18:58,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:18:58,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:58,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:58,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 951 states and 1072 transitions. [2023-11-19 03:18:58,910 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1072 transitions. [2023-11-19 03:18:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:18:58,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:58,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:58,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:58,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:58,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 950 states and 1071 transitions. [2023-11-19 03:18:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1071 transitions. [2023-11-19 03:18:58,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:18:58,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:58,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:59,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:59,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:59,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 951 states and 1073 transitions. [2023-11-19 03:18:59,199 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1073 transitions. [2023-11-19 03:18:59,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:18:59,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:59,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:59,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:59,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:59,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 952 states and 1074 transitions. [2023-11-19 03:18:59,430 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1074 transitions. [2023-11-19 03:18:59,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:18:59,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:59,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:59,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 951 states and 1073 transitions. [2023-11-19 03:18:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1073 transitions. [2023-11-19 03:18:59,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:18:59,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:59,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:59,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:59,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:59,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 950 states and 1072 transitions. [2023-11-19 03:18:59,580 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1072 transitions. [2023-11-19 03:18:59,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:18:59,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:59,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:59,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:59,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 949 states and 1071 transitions. [2023-11-19 03:18:59,770 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1071 transitions. [2023-11-19 03:18:59,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:18:59,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:59,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:59,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 952 states and 1075 transitions. [2023-11-19 03:19:00,230 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1075 transitions. [2023-11-19 03:19:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:19:00,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:00,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:00,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:00,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 954 states and 1078 transitions. [2023-11-19 03:19:00,692 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1078 transitions. [2023-11-19 03:19:00,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:19:00,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:00,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:00,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:19:00,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:00,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:00,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 954 states and 1076 transitions. [2023-11-19 03:19:00,793 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1076 transitions. [2023-11-19 03:19:00,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:19:00,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:00,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:00,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:19:00,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:00,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:00,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:00,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 954 states and 1072 transitions. [2023-11-19 03:19:00,879 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1072 transitions. [2023-11-19 03:19:00,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:19:00,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:00,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:00,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:19:00,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:00,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:01,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 954 states and 1070 transitions. [2023-11-19 03:19:01,008 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1070 transitions. [2023-11-19 03:19:01,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:19:01,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:01,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:01,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:19:01,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:01,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:19:01,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:01,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 956 states and 1074 transitions. [2023-11-19 03:19:01,272 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1074 transitions. [2023-11-19 03:19:01,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:19:01,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:01,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:01,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:19:01,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:01,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:01,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:01,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:01,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 961 states and 1081 transitions. [2023-11-19 03:19:01,738 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1081 transitions. [2023-11-19 03:19:01,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:19:01,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:01,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:01,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:01,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:01,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:02,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 963 states and 1087 transitions. [2023-11-19 03:19:02,273 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1087 transitions. [2023-11-19 03:19:02,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:19:02,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:02,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:02,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:02,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:02,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:02,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 962 states and 1086 transitions. [2023-11-19 03:19:02,388 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1086 transitions. [2023-11-19 03:19:02,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:19:02,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:02,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:02,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:02,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:02,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:02,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 963 states and 1087 transitions. [2023-11-19 03:19:02,806 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1087 transitions. [2023-11-19 03:19:02,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:19:02,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:02,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:02,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:02,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:02,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:02,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:02,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 962 states and 1086 transitions. [2023-11-19 03:19:02,955 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1086 transitions. [2023-11-19 03:19:02,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:19:02,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:02,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:03,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:03,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:03,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:03,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:03,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:03,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 963 states and 1088 transitions. [2023-11-19 03:19:03,492 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1088 transitions. [2023-11-19 03:19:03,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:19:03,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:03,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:03,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:19:03,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:03,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:03,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 966 states and 1094 transitions. [2023-11-19 03:19:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1094 transitions. [2023-11-19 03:19:03,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:19:03,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:03,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:03,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:03,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:03,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:03,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 965 states and 1093 transitions. [2023-11-19 03:19:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1093 transitions. [2023-11-19 03:19:03,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:19:03,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:03,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:04,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:04,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:04,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:04,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:04,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:04,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:04,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 966 states and 1095 transitions. [2023-11-19 03:19:04,525 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1095 transitions. [2023-11-19 03:19:04,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:19:04,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:04,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:04,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:04,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:04,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:04,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 965 states and 1094 transitions. [2023-11-19 03:19:04,638 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1094 transitions. [2023-11-19 03:19:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:19:04,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:04,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:04,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:04,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:04,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:04,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:05,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:05,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 966 states and 1096 transitions. [2023-11-19 03:19:05,280 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1096 transitions. [2023-11-19 03:19:05,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:19:05,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:05,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:05,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:19:05,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:05,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:05,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:05,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 969 states and 1100 transitions. [2023-11-19 03:19:05,412 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1100 transitions. [2023-11-19 03:19:05,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:19:05,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:05,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:05,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:05,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:05,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:05,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 968 states and 1099 transitions. [2023-11-19 03:19:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1099 transitions. [2023-11-19 03:19:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:19:05,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:05,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:05,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:05,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:05,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:06,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:06,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 969 states and 1101 transitions. [2023-11-19 03:19:06,144 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1101 transitions. [2023-11-19 03:19:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:19:06,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:06,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:06,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:06,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:06,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:06,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 968 states and 1100 transitions. [2023-11-19 03:19:06,265 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1100 transitions. [2023-11-19 03:19:06,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:19:06,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:06,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:06,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:06,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:06,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:06,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:06,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:06,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 969 states and 1102 transitions. [2023-11-19 03:19:06,863 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1102 transitions. [2023-11-19 03:19:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:19:06,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:06,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:06,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:19:06,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:06,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:06,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 972 states and 1106 transitions. [2023-11-19 03:19:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1106 transitions. [2023-11-19 03:19:06,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:19:06,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:06,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:07,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:07,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:07,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:07,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 971 states and 1105 transitions. [2023-11-19 03:19:07,151 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1105 transitions. [2023-11-19 03:19:07,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:19:07,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:07,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:07,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:07,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:07,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:07,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:07,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:07,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 972 states and 1107 transitions. [2023-11-19 03:19:07,754 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1107 transitions. [2023-11-19 03:19:07,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:19:07,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:07,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:07,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:07,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:07,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:07,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 971 states and 1106 transitions. [2023-11-19 03:19:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1106 transitions. [2023-11-19 03:19:07,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:19:07,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:07,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:07,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:07,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:07,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:08,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:08,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 972 states and 1108 transitions. [2023-11-19 03:19:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1108 transitions. [2023-11-19 03:19:08,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:19:08,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:08,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:08,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:19:08,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:08,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 975 states and 1112 transitions. [2023-11-19 03:19:08,641 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1112 transitions. [2023-11-19 03:19:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:19:08,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:08,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:08,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:08,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:08,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:08,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:08,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:08,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 974 states and 1111 transitions. [2023-11-19 03:19:08,776 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1111 transitions. [2023-11-19 03:19:08,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:19:08,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:08,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:08,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:08,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:08,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:09,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 975 states and 1113 transitions. [2023-11-19 03:19:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1113 transitions. [2023-11-19 03:19:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:19:09,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:09,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:09,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:09,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:09,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:09,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:09,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 974 states and 1112 transitions. [2023-11-19 03:19:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1112 transitions. [2023-11-19 03:19:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:19:09,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:09,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:09,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:09,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:09,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:09,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 975 states and 1114 transitions. [2023-11-19 03:19:10,255 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1114 transitions. [2023-11-19 03:19:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:19:10,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:10,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:19:10,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:10,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:10,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 978 states and 1118 transitions. [2023-11-19 03:19:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1118 transitions. [2023-11-19 03:19:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:19:10,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:10,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:10,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:19:10,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:10,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:10,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:10,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 977 states and 1117 transitions. [2023-11-19 03:19:10,510 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1117 transitions. [2023-11-19 03:19:10,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:19:10,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:10,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:10,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:19:10,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:10,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:10,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:11,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:11,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 978 states and 1119 transitions. [2023-11-19 03:19:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1119 transitions. [2023-11-19 03:19:11,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:19:11,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:11,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:11,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:19:11,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:11,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:11,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 981 states and 1123 transitions. [2023-11-19 03:19:11,385 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1123 transitions. [2023-11-19 03:19:11,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:19:11,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:11,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:11,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:19:11,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:11,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:19:11,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:12,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:12,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 997 states and 1141 transitions. [2023-11-19 03:19:12,004 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1141 transitions. [2023-11-19 03:19:12,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:19:12,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:12,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:12,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:19:12,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:12,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:19:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:12,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:12,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1013 states and 1166 transitions. [2023-11-19 03:19:12,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1166 transitions. [2023-11-19 03:19:12,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:19:12,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:12,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:12,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:19:12,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:12,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:14,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:19:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:14,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1013 states and 1164 transitions. [2023-11-19 03:19:14,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1164 transitions. [2023-11-19 03:19:14,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:19:14,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:14,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:15,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:19:15,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:15,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:25,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:19:35,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:19:45,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:19:45,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:45,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 995 states and 1137 transitions. [2023-11-19 03:19:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1137 transitions. [2023-11-19 03:19:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:19:45,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:45,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:45,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:19:45,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:45,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.