./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.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_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/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_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/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_7d97780d-214f-407f-a4fd-1c4ceaa74d74/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 dfe9cedb3fb732c747a1ef802da6fccda86efe7de6f5d2fc74063f23f28dc4dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:22:34,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:22:34,383 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:22:34,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:22:34,389 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:22:34,414 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:22:34,415 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:22:34,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:22:34,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:22:34,417 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:22:34,418 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:22:34,418 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:22:34,419 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:22:34,420 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:22:34,420 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:22:34,421 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:22:34,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:22:34,422 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:22:34,422 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:22:34,423 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:22:34,424 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:22:34,425 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:22:34,425 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:22:34,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:22:34,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:34,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:22:34,428 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:22:34,428 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:22:34,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:22:34,429 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_7d97780d-214f-407f-a4fd-1c4ceaa74d74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfe9cedb3fb732c747a1ef802da6fccda86efe7de6f5d2fc74063f23f28dc4dd [2023-11-19 03:22:34,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:22:34,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:22:34,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:22:34,794 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:22:34,795 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:22:34,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i [2023-11-19 03:22:38,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:22:38,440 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:22:38,440 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i [2023-11-19 03:22:38,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/data/3114e4e29/a2f1fa65c0d74500a9ea95388d98a144/FLAG5e3226c83 [2023-11-19 03:22:38,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/data/3114e4e29/a2f1fa65c0d74500a9ea95388d98a144 [2023-11-19 03:22:38,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:22:38,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:22:38,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:38,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:22:38,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:22:38,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:38" (1/1) ... [2023-11-19 03:22:38,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6117b6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:38, skipping insertion in model container [2023-11-19 03:22:38,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:38" (1/1) ... [2023-11-19 03:22:38,585 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:22:39,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:39,303 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:22:39,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:39,474 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:22:39,481 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:22:39,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39 WrapperNode [2023-11-19 03:22:39,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:39,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:39,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:22:39,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:22:39,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,645 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1848 [2023-11-19 03:22:39,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:39,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:22:39,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:22:39,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:22:39,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,672 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,822 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:22:39,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:22:39,825 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:22:39,825 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:22:39,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:39" (1/1) ... [2023-11-19 03:22:39,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:39,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:22:39,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:22:39,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d97780d-214f-407f-a4fd-1c4ceaa74d74/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:22:39,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:22:39,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:22:39,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:22:39,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:22:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:22:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:22:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:22:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:22:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:22:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:22:39,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:22:39,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:22:40,184 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:22:40,187 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:22:43,037 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:22:44,898 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:22:44,899 INFO L302 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-19 03:22:44,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:44 BoogieIcfgContainer [2023-11-19 03:22:44,910 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:22:44,911 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:22:44,912 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:22:44,922 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:22:44,922 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:44" (1/1) ... [2023-11-19 03:22:44,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:22:45,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:45,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1350 states and 1576 transitions. [2023-11-19 03:22:45,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1576 transitions. [2023-11-19 03:22:45,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:22:45,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:45,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:45,341 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 03:22:45,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1349 states and 1575 transitions. [2023-11-19 03:22:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1575 transitions. [2023-11-19 03:22:45,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:22:45,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:45,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:45,500 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 03:22:45,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:45,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-19 03:22:45,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-19 03:22:45,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:22:45,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:45,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:45,620 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 03:22:45,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:45,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1347 states and 1572 transitions. [2023-11-19 03:22:45,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1572 transitions. [2023-11-19 03:22:45,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:22:45,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:45,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:45,703 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 03:22:45,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:45,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1346 states and 1571 transitions. [2023-11-19 03:22:45,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1571 transitions. [2023-11-19 03:22:45,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:22:45,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:45,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:45,814 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 03:22:45,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:45,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1345 states and 1570 transitions. [2023-11-19 03:22:45,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1570 transitions. [2023-11-19 03:22:45,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:22:45,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:45,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:46,023 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 03:22:46,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-19 03:22:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-19 03:22:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:22:46,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:46,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:46,265 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 03:22:46,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:46,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1347 states and 1574 transitions. [2023-11-19 03:22:46,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1574 transitions. [2023-11-19 03:22:46,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:22:46,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:46,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:46,321 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 03:22:46,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:46,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-19 03:22:46,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-19 03:22:46,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:22:46,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:46,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:46,396 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 03:22:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1349 states and 1577 transitions. [2023-11-19 03:22:46,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1577 transitions. [2023-11-19 03:22:46,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:22:46,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:46,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:46,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 03:22:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 03:22:46,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:22:46,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:46,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:46,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:46,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1349 states and 1577 transitions. [2023-11-19 03:22:46,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1577 transitions. [2023-11-19 03:22:46,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:22:46,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:46,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,012 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 03:22:47,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1348 states and 1576 transitions. [2023-11-19 03:22:47,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1576 transitions. [2023-11-19 03:22:47,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:22:47,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,078 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 03:22:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1349 states and 1578 transitions. [2023-11-19 03:22:47,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1578 transitions. [2023-11-19 03:22:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:22:47,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,258 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 03:22:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 03:22:47,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 03:22:47,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:22:47,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,510 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 03:22:47,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1349 states and 1578 transitions. [2023-11-19 03:22:47,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1578 transitions. [2023-11-19 03:22:47,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:22:47,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,574 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 03:22:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1348 states and 1577 transitions. [2023-11-19 03:22:47,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1577 transitions. [2023-11-19 03:22:47,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:22:47,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,629 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 03:22:47,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1347 states and 1576 transitions. [2023-11-19 03:22:47,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1576 transitions. [2023-11-19 03:22:47,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:22:47,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:47,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 03:22:47,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 03:22:47,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:22:47,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:48,102 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 03:22:48,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1352 states and 1582 transitions. [2023-11-19 03:22:48,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1582 transitions. [2023-11-19 03:22:48,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:22:48,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:48,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:48,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:22:48,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:48,581 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 03:22:48,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:48,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1352 states and 1580 transitions. [2023-11-19 03:22:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1580 transitions. [2023-11-19 03:22:48,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:22:48,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:48,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:48,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:22:48,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:48,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1352 states and 1576 transitions. [2023-11-19 03:22:48,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1576 transitions. [2023-11-19 03:22:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:22:48,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:48,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:48,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:22:48,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:48,821 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 03:22:48,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:48,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1352 states and 1574 transitions. [2023-11-19 03:22:48,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1574 transitions. [2023-11-19 03:22:48,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:22:48,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:48,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:48,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:22:48,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:48,983 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 03:22:49,039 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 03:22:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1354 states and 1578 transitions. [2023-11-19 03:22:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1578 transitions. [2023-11-19 03:22:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:22:49,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:49,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:49,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:22:49,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:49,240 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 03:22:49,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:49,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:49,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1359 states and 1585 transitions. [2023-11-19 03:22:49,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1585 transitions. [2023-11-19 03:22:49,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:22:49,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:49,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:49,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:49,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:49,681 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 03:22:49,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1358 states and 1584 transitions. [2023-11-19 03:22:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1584 transitions. [2023-11-19 03:22:49,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:22:49,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:49,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:49,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:49,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:49,806 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 03:22:49,949 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 03:22:50,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:50,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1359 states and 1585 transitions. [2023-11-19 03:22:50,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1585 transitions. [2023-11-19 03:22:50,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:22:50,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:50,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:50,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:50,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:50,257 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 03:22:50,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:50,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1361 states and 1591 transitions. [2023-11-19 03:22:50,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1591 transitions. [2023-11-19 03:22:50,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:22:50,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:50,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:50,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:50,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:50,748 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 03:22:50,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:50,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1360 states and 1590 transitions. [2023-11-19 03:22:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1590 transitions. [2023-11-19 03:22:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:22:50,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:50,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:50,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:50,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:50,893 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 03:22:51,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:51,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:51,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1361 states and 1592 transitions. [2023-11-19 03:22:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1592 transitions. [2023-11-19 03:22:51,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:22:51,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:51,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:51,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:51,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:51,431 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 03:22:51,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:51,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1360 states and 1591 transitions. [2023-11-19 03:22:51,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1591 transitions. [2023-11-19 03:22:51,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:22:51,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:51,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:51,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:51,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:51,553 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 03:22:51,670 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 03:22:51,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:51,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1361 states and 1593 transitions. [2023-11-19 03:22:51,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1593 transitions. [2023-11-19 03:22:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:22:51,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:51,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:52,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:22:52,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:52,139 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 03:22:52,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:52,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1364 states and 1599 transitions. [2023-11-19 03:22:52,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1599 transitions. [2023-11-19 03:22:52,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:22:52,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:52,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:52,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:52,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:52,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:52,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1363 states and 1598 transitions. [2023-11-19 03:22:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1598 transitions. [2023-11-19 03:22:52,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:22:52,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:52,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:52,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:52,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:52,580 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 03:22:52,702 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 03:22:53,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:53,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1364 states and 1600 transitions. [2023-11-19 03:22:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1600 transitions. [2023-11-19 03:22:53,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:22:53,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:53,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:53,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:53,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:53,145 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 03:22:53,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:53,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1363 states and 1599 transitions. [2023-11-19 03:22:53,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1599 transitions. [2023-11-19 03:22:53,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:22:53,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:53,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:53,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:53,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:53,262 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 03:22:53,383 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 03:22:53,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1364 states and 1601 transitions. [2023-11-19 03:22:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1601 transitions. [2023-11-19 03:22:53,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:22:53,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:53,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:53,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:22:53,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:53,847 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 03:22:53,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:53,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1367 states and 1605 transitions. [2023-11-19 03:22:53,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1605 transitions. [2023-11-19 03:22:53,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:22:53,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:53,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:53,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:53,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:53,983 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 03:22:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:54,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1366 states and 1604 transitions. [2023-11-19 03:22:54,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1604 transitions. [2023-11-19 03:22:54,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:22:54,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:54,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:54,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:54,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:54,115 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 03:22:54,251 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 03:22:54,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1367 states and 1606 transitions. [2023-11-19 03:22:54,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1606 transitions. [2023-11-19 03:22:54,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:22:54,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:54,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:54,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:54,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:54,764 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 03:22:54,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:54,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1366 states and 1605 transitions. [2023-11-19 03:22:54,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1605 transitions. [2023-11-19 03:22:54,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:22:54,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:54,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:54,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:54,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:54,891 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 03:22:55,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:55,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1367 states and 1607 transitions. [2023-11-19 03:22:55,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1607 transitions. [2023-11-19 03:22:55,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:22:55,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:55,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:55,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:22:55,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:55,485 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 03:22:55,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:55,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1370 states and 1611 transitions. [2023-11-19 03:22:55,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1611 transitions. [2023-11-19 03:22:55,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:22:55,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:55,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:55,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:55,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:55,615 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 03:22:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:55,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1369 states and 1610 transitions. [2023-11-19 03:22:55,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1610 transitions. [2023-11-19 03:22:55,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:22:55,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:55,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:55,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:55,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:55,733 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 03:22:55,868 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 03:22:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:56,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1370 states and 1612 transitions. [2023-11-19 03:22:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1612 transitions. [2023-11-19 03:22:56,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:22:56,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:56,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:56,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:56,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:56,387 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 03:22:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1369 states and 1611 transitions. [2023-11-19 03:22:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1611 transitions. [2023-11-19 03:22:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:22:56,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:56,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:56,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:56,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:56,528 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 03:22:56,685 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 03:22:57,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1370 states and 1613 transitions. [2023-11-19 03:22:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1613 transitions. [2023-11-19 03:22:57,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:22:57,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:57,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:57,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:22:57,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:57,207 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 03:22:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:57,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1373 states and 1617 transitions. [2023-11-19 03:22:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1617 transitions. [2023-11-19 03:22:57,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:22:57,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:57,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:57,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:57,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:57,343 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 03:22:57,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1372 states and 1616 transitions. [2023-11-19 03:22:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1616 transitions. [2023-11-19 03:22:57,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:22:57,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:57,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:57,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:57,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:57,460 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 03:22:57,608 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 03:22:58,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:58,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1373 states and 1618 transitions. [2023-11-19 03:22:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1618 transitions. [2023-11-19 03:22:58,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:22:58,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:58,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:58,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:22:58,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:58,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:58,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1372 states and 1617 transitions. [2023-11-19 03:22:58,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1617 transitions. [2023-11-19 03:22:58,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:22:58,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:58,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:58,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:22:58,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:58,260 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 03:22:58,420 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 03:22:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1373 states and 1619 transitions. [2023-11-19 03:22:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1619 transitions. [2023-11-19 03:22:58,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:22:58,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:58,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:58,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:22:58,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:58,989 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 03:22:59,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:59,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1376 states and 1623 transitions. [2023-11-19 03:22:59,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1623 transitions. [2023-11-19 03:22:59,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:22:59,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:59,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:59,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:22:59,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:59,132 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 03:22:59,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:59,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1379 states and 1627 transitions. [2023-11-19 03:22:59,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1627 transitions. [2023-11-19 03:22:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:22:59,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:59,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:59,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:22:59,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:59,268 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 03:23:09,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:23:09,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1379 states and 1625 transitions. [2023-11-19 03:23:09,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1625 transitions. [2023-11-19 03:23:09,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:23:09,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:09,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:09,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:23:09,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:09,409 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 03:23:09,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:09,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1395 states and 1643 transitions. [2023-11-19 03:23:09,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1643 transitions. [2023-11-19 03:23:09,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:23:09,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:09,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:10,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:23:10,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:10,085 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 03:23:10,181 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 03:23:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1411 states and 1668 transitions. [2023-11-19 03:23:10,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1668 transitions. [2023-11-19 03:23:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:23:10,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:10,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:10,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:23:10,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:11,066 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 03:23:11,233 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 03:23:15,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:23:15,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:15,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1426 states and 1688 transitions. [2023-11-19 03:23:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1688 transitions. [2023-11-19 03:23:15,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:23:15,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:15,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:15,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:23:15,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:15,981 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 03:23:26,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:23:27,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:23:27,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:27,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1426 states and 1687 transitions. [2023-11-19 03:23:27,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1687 transitions. [2023-11-19 03:23:27,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:23:27,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:27,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:27,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:23:27,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:27,702 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 03:23:27,961 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:28,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1427 states and 1689 transitions. [2023-11-19 03:23:28,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1689 transitions. [2023-11-19 03:23:28,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:23:28,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:28,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:28,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:23:28,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:28,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.