./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/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_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/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_e0391993-bed4-4c7a-8423-2e6c3b3412f1/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 2c8bfc4504f1d1d767281638f115bf6ca8337de4769381189ae1d6a9b301298b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:24,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:25,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:27:25,067 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:25,068 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:25,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:25,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:25,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:25,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:25,118 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:25,118 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:25,119 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:25,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:25,122 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:27:25,122 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:27:25,123 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:27:25,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:25,124 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:27:25,124 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:25,125 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:25,125 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:25,126 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:25,127 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:25,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:25,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:25,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:25,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:25,130 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:25,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:25,131 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_e0391993-bed4-4c7a-8423-2e6c3b3412f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c8bfc4504f1d1d767281638f115bf6ca8337de4769381189ae1d6a9b301298b [2023-11-19 03:27:25,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:25,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:25,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:25,470 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:25,471 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:25,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-2.i [2023-11-19 03:27:29,091 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:29,518 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:29,519 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-2.i [2023-11-19 03:27:29,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/data/3ce3b8d1e/015bc55376e641c7ba4cee92f728a187/FLAG94515e2d0 [2023-11-19 03:27:29,577 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/data/3ce3b8d1e/015bc55376e641c7ba4cee92f728a187 [2023-11-19 03:27:29,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:29,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:29,585 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:29,585 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:29,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:29,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:29" (1/1) ... [2023-11-19 03:27:29,594 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b558fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:29, skipping insertion in model container [2023-11-19 03:27:29,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:29" (1/1) ... [2023-11-19 03:27:29,708 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:30,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:30,467 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:30,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:30,775 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:30,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30 WrapperNode [2023-11-19 03:27:30,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:30,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:30,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:30,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:30,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:30,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:30,988 INFO L138 Inliner]: procedures = 177, calls = 401, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1768 [2023-11-19 03:27:30,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:30,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:30,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:30,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:31,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:31,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:31,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:31,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:31,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:31,139 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:31,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:31,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:31,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:31,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:31,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:31,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:31,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:30" (1/1) ... [2023-11-19 03:27:31,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:31,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:31,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:31,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0391993-bed4-4c7a-8423-2e6c3b3412f1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:31,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:27:31,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:27:31,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:27:31,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:31,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:31,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:27:31,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:27:31,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:31,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:31,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:31,637 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:31,641 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:35,705 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:38,212 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:38,213 INFO L302 CfgBuilder]: Removed 69 assume(true) statements. [2023-11-19 03:27:38,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:38 BoogieIcfgContainer [2023-11-19 03:27:38,234 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:38,236 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:38,237 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:38,250 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:38,251 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:38" (1/1) ... [2023-11-19 03:27:38,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:27:38,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:38,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1377 states and 1539 transitions. [2023-11-19 03:27:38,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1539 transitions. [2023-11-19 03:27:38,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:27:38,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:38,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:38,770 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 03:27:38,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:38,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1376 states and 1538 transitions. [2023-11-19 03:27:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1538 transitions. [2023-11-19 03:27:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:27:38,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:38,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:38,984 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 03:27:39,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1375 states and 1537 transitions. [2023-11-19 03:27:39,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1537 transitions. [2023-11-19 03:27:39,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:27:39,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:39,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:39,190 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 03:27:39,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:39,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1374 states and 1536 transitions. [2023-11-19 03:27:39,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1536 transitions. [2023-11-19 03:27:39,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:27:39,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:39,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:39,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:39,284 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 03:27:39,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:39,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1373 states and 1535 transitions. [2023-11-19 03:27:39,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1535 transitions. [2023-11-19 03:27:39,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:27:39,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:39,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:39,340 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 03:27:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:39,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1374 states and 1537 transitions. [2023-11-19 03:27:39,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1537 transitions. [2023-11-19 03:27:39,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:27:39,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:39,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:39,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:27:39,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:39,478 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 03:27:39,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:39,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1374 states and 1531 transitions. [2023-11-19 03:27:39,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1531 transitions. [2023-11-19 03:27:39,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:27:39,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:39,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:39,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:27:39,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:39,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:39,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1374 states and 1529 transitions. [2023-11-19 03:27:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1529 transitions. [2023-11-19 03:27:39,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:27:39,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:39,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:39,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:27:39,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:39,720 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 03:27:39,756 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 03:27:39,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:39,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1376 states and 1533 transitions. [2023-11-19 03:27:39,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1533 transitions. [2023-11-19 03:27:39,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:27:39,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:39,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:39,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:27:39,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:39,924 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 03:27:40,001 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 03:27:40,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1378 states and 1537 transitions. [2023-11-19 03:27:40,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1537 transitions. [2023-11-19 03:27:40,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:27:40,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:40,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:40,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:40,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:40,321 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 03:27:40,424 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 03:27:40,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:40,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1379 states and 1539 transitions. [2023-11-19 03:27:40,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1539 transitions. [2023-11-19 03:27:40,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:27:40,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:40,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:40,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:40,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:40,599 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 03:27:40,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:40,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1379 states and 1538 transitions. [2023-11-19 03:27:40,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1538 transitions. [2023-11-19 03:27:40,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:27:40,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:40,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:40,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:40,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:40,804 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 03:27:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:41,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1381 states and 1544 transitions. [2023-11-19 03:27:41,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1544 transitions. [2023-11-19 03:27:41,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:27:41,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:41,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:41,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:41,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:41,167 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 03:27:41,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:41,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1380 states and 1543 transitions. [2023-11-19 03:27:41,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1543 transitions. [2023-11-19 03:27:41,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:27:41,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:41,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:41,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:41,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:41,297 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 03:27:41,407 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 03:27:41,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:41,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1381 states and 1545 transitions. [2023-11-19 03:27:41,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1545 transitions. [2023-11-19 03:27:41,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:27:41,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:41,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:41,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:41,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:41,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:41,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:41,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1380 states and 1544 transitions. [2023-11-19 03:27:41,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1544 transitions. [2023-11-19 03:27:41,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:27:41,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:41,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:41,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:41,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:41,906 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 03:27:42,012 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 03:27:42,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:42,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1381 states and 1546 transitions. [2023-11-19 03:27:42,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1546 transitions. [2023-11-19 03:27:42,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:27:42,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:42,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:42,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:27:42,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:42,476 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 03:27:42,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:42,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1384 states and 1552 transitions. [2023-11-19 03:27:42,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1552 transitions. [2023-11-19 03:27:42,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:27:42,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:42,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:42,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:42,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:42,764 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 03:27:42,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:42,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1383 states and 1551 transitions. [2023-11-19 03:27:42,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1551 transitions. [2023-11-19 03:27:42,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:27:42,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:42,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:42,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:42,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:42,911 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 03:27:43,024 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 03:27:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:43,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1384 states and 1553 transitions. [2023-11-19 03:27:43,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1553 transitions. [2023-11-19 03:27:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:27:43,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:43,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:43,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:43,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:43,425 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 03:27:43,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1383 states and 1552 transitions. [2023-11-19 03:27:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1552 transitions. [2023-11-19 03:27:43,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:27:43,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:43,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:43,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:43,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:43,567 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 03:27:43,679 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 03:27:43,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1384 states and 1554 transitions. [2023-11-19 03:27:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1554 transitions. [2023-11-19 03:27:43,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:27:43,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:43,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:44,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:27:44,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:44,152 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 03:27:44,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:44,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1387 states and 1558 transitions. [2023-11-19 03:27:44,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1558 transitions. [2023-11-19 03:27:44,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:27:44,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:44,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:44,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:44,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:44,333 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 03:27:44,470 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 03:27:44,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:44,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-11-19 03:27:44,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-11-19 03:27:44,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:27:44,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:44,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:44,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:44,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:44,712 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 03:27:44,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:44,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1388 states and 1560 transitions. [2023-11-19 03:27:44,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1560 transitions. [2023-11-19 03:27:44,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:27:44,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:44,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:45,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:45,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:45,081 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 03:27:45,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:45,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1387 states and 1559 transitions. [2023-11-19 03:27:45,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1559 transitions. [2023-11-19 03:27:45,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:27:45,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:45,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:45,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:45,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:45,244 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 03:27:45,394 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 03:27:45,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:45,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-11-19 03:27:45,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-11-19 03:27:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:27:45,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:45,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:45,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:27:45,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:45,804 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 03:27:45,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:45,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1391 states and 1565 transitions. [2023-11-19 03:27:45,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1565 transitions. [2023-11-19 03:27:45,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:27:45,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:45,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:45,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:45,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:45,960 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 03:27:45,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:45,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1390 states and 1564 transitions. [2023-11-19 03:27:45,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1564 transitions. [2023-11-19 03:27:45,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:27:45,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:45,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:46,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:46,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:46,097 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 03:27:46,233 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 03:27:46,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:46,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1391 states and 1566 transitions. [2023-11-19 03:27:46,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1566 transitions. [2023-11-19 03:27:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:27:46,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:46,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:46,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:46,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:46,667 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 03:27:46,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:46,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1390 states and 1565 transitions. [2023-11-19 03:27:46,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1565 transitions. [2023-11-19 03:27:46,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:27:46,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:46,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:46,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:46,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:46,787 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 03:27:46,900 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 03:27:47,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:47,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1391 states and 1567 transitions. [2023-11-19 03:27:47,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1567 transitions. [2023-11-19 03:27:47,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:27:47,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:47,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:47,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:27:47,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:47,289 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 03:27:47,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:47,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1394 states and 1571 transitions. [2023-11-19 03:27:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1571 transitions. [2023-11-19 03:27:47,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:27:47,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:47,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:47,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:47,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:47,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:47,427 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 03:27:47,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:47,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1393 states and 1570 transitions. [2023-11-19 03:27:47,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1570 transitions. [2023-11-19 03:27:47,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:27:47,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:47,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:47,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:47,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:47,570 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 03:27:47,694 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 03:27:47,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:47,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1394 states and 1572 transitions. [2023-11-19 03:27:47,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1572 transitions. [2023-11-19 03:27:47,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:27:47,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:47,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:48,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:27:48,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:48,077 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 03:27:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:48,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1395 states and 1575 transitions. [2023-11-19 03:27:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1575 transitions. [2023-11-19 03:27:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:27:48,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:48,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:48,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:48,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:48,452 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 03:27:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1395 states and 1574 transitions. [2023-11-19 03:27:48,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1574 transitions. [2023-11-19 03:27:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:27:48,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:48,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:48,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:27:48,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:48,815 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 03:27:48,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:48,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1398 states and 1578 transitions. [2023-11-19 03:27:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1578 transitions. [2023-11-19 03:27:48,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:27:48,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:48,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:48,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:27:48,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:48,958 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 03:27:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1401 states and 1582 transitions. [2023-11-19 03:27:49,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1582 transitions. [2023-11-19 03:27:49,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:27:49,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:49,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:49,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:27:49,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:49,110 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 03:27:51,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:27:51,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:51,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1401 states and 1580 transitions. [2023-11-19 03:27:51,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1580 transitions. [2023-11-19 03:27:51,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:27:51,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:51,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:51,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:27:51,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:51,321 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 03:27:51,359 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 03:27:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:51,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1417 states and 1598 transitions. [2023-11-19 03:27:51,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1598 transitions. [2023-11-19 03:27:51,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:27:51,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:51,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:51,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:27:51,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:51,926 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 03:27:52,022 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 03:27:52,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:52,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1433 states and 1623 transitions. [2023-11-19 03:27:52,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1623 transitions. [2023-11-19 03:27:52,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:27:52,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:52,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:52,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:27:52,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:52,727 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 03:27:52,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:04,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:28:14,711 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 []