./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.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_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/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_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/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_90b820cb-0293-49dd-bf76-a432a5e37f1b/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 f1f34940ecf685c2c1201858b264ccb53eb3034d3cb9952a1b49bb437c42dde1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:59:23,365 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:59:23,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:59:23,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:59:23,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:59:23,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:59:23,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:59:23,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:59:23,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:59:23,548 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:59:23,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:59:23,549 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:59:23,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:59:23,551 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:59:23,552 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:59:23,552 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:59:23,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:59:23,553 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:59:23,554 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:59:23,554 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:59:23,555 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:59:23,556 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:59:23,556 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:59:23,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:59:23,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:23,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:59:23,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:59:23,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:59:23,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:59:23,560 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_90b820cb-0293-49dd-bf76-a432a5e37f1b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1f34940ecf685c2c1201858b264ccb53eb3034d3cb9952a1b49bb437c42dde1 [2023-11-19 02:59:23,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:59:23,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:59:23,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:59:23,960 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:59:23,960 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:59:23,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i [2023-11-19 02:59:27,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:59:27,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:59:27,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i [2023-11-19 02:59:27,477 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/data/b759a67fd/84b1552eba604a6bbec4a43d6ee3dd9b/FLAG8256f3e8f [2023-11-19 02:59:27,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/data/b759a67fd/84b1552eba604a6bbec4a43d6ee3dd9b [2023-11-19 02:59:27,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:59:27,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:59:27,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:27,503 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:59:27,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:59:27,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:27" (1/1) ... [2023-11-19 02:59:27,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334e72c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:27, skipping insertion in model container [2023-11-19 02:59:27,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:27" (1/1) ... [2023-11-19 02:59:27,607 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:59:28,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:28,319 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:59:28,462 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:28,515 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:28,522 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:59:28,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28 WrapperNode [2023-11-19 02:59:28,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:28,524 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:28,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:59:28,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:59:28,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,693 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1422 [2023-11-19 02:59:28,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:28,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:59:28,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:59:28,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:59:28,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,726 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,846 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:59:28,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:59:28,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:59:28,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:59:28,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:28" (1/1) ... [2023-11-19 02:59:28,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:28,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:59:28,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:59:28,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90b820cb-0293-49dd-bf76-a432a5e37f1b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:59:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:59:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:59:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:59:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:59:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:59:28,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:59:28,992 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:59:28,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:59:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:59:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:59:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:59:28,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:59:29,242 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:59:29,245 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:59:32,155 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:59:34,006 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:59:34,006 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:59:34,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:34 BoogieIcfgContainer [2023-11-19 02:59:34,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:59:34,019 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:59:34,019 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:59:34,030 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:59:34,030 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:34" (1/1) ... [2023-11-19 02:59:34,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:59:34,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:34,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 990 states and 1123 transitions. [2023-11-19 02:59:34,122 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1123 transitions. [2023-11-19 02:59:34,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:59:34,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:34,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:34,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 989 states and 1122 transitions. [2023-11-19 02:59:34,442 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1122 transitions. [2023-11-19 02:59:34,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:59:34,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:34,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:34,627 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 02:59:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:34,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 988 states and 1121 transitions. [2023-11-19 02:59:34,711 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1121 transitions. [2023-11-19 02:59:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:59:34,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:34,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:34,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:34,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:34,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 987 states and 1119 transitions. [2023-11-19 02:59:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1119 transitions. [2023-11-19 02:59:34,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:59:34,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:34,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:34,870 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 02:59:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:34,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 986 states and 1118 transitions. [2023-11-19 02:59:34,907 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1118 transitions. [2023-11-19 02:59:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:59:34,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:34,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:35,079 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 02:59:35,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:35,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 985 states and 1117 transitions. [2023-11-19 02:59:35,111 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1117 transitions. [2023-11-19 02:59:35,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:59:35,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:35,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:35,323 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 02:59:35,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:35,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 984 states and 1116 transitions. [2023-11-19 02:59:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1116 transitions. [2023-11-19 02:59:35,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:59:35,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:35,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:35,405 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 02:59:35,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:35,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 983 states and 1115 transitions. [2023-11-19 02:59:35,426 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1115 transitions. [2023-11-19 02:59:35,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:59:35,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:35,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:35,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:35,465 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 02:59:35,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:35,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 982 states and 1114 transitions. [2023-11-19 02:59:35,493 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1114 transitions. [2023-11-19 02:59:35,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:59:35,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:35,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:35,547 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 02:59:35,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:35,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 981 states and 1113 transitions. [2023-11-19 02:59:35,684 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1113 transitions. [2023-11-19 02:59:35,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:59:35,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:35,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:35,771 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 02:59:36,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:36,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 980 states and 1112 transitions. [2023-11-19 02:59:36,046 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1112 transitions. [2023-11-19 02:59:36,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:59:36,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:36,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:36,078 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 02:59:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 979 states and 1110 transitions. [2023-11-19 02:59:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1110 transitions. [2023-11-19 02:59:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:59:36,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:36,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:36,152 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 02:59:36,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:36,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 978 states and 1109 transitions. [2023-11-19 02:59:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1109 transitions. [2023-11-19 02:59:36,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:59:36,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:36,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:36,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:36,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:36,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 977 states and 1108 transitions. [2023-11-19 02:59:36,424 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1108 transitions. [2023-11-19 02:59:36,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:59:36,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:36,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:36,482 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 02:59:36,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:36,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 976 states and 1107 transitions. [2023-11-19 02:59:36,646 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1107 transitions. [2023-11-19 02:59:36,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:59:36,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:36,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:36,681 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 02:59:36,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:36,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 975 states and 1106 transitions. [2023-11-19 02:59:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1106 transitions. [2023-11-19 02:59:36,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:59:36,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:36,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:36,750 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 02:59:36,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 974 states and 1105 transitions. [2023-11-19 02:59:36,782 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1105 transitions. [2023-11-19 02:59:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:59:36,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:36,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:36,815 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 02:59:36,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:36,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 973 states and 1104 transitions. [2023-11-19 02:59:36,856 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1104 transitions. [2023-11-19 02:59:36,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:59:36,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:36,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:36,987 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 02:59:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:37,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 972 states and 1103 transitions. [2023-11-19 02:59:37,371 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1103 transitions. [2023-11-19 02:59:37,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:59:37,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:37,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:37,496 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 02:59:37,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:37,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 974 states and 1106 transitions. [2023-11-19 02:59:37,895 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1106 transitions. [2023-11-19 02:59:37,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:59:37,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:37,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:37,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:37,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:37,997 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 02:59:38,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 974 states and 1104 transitions. [2023-11-19 02:59:38,013 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1104 transitions. [2023-11-19 02:59:38,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:59:38,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:38,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:38,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:38,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:38,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:38,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:38,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 974 states and 1100 transitions. [2023-11-19 02:59:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1100 transitions. [2023-11-19 02:59:38,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:59:38,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:38,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:38,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:38,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:38,197 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 02:59:38,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:38,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 974 states and 1098 transitions. [2023-11-19 02:59:38,210 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1098 transitions. [2023-11-19 02:59:38,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:59:38,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:38,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:38,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:59:38,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:38,355 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 02:59:38,422 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 02:59:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 976 states and 1102 transitions. [2023-11-19 02:59:38,503 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1102 transitions. [2023-11-19 02:59:38,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:59:38,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:38,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:38,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:59:38,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:38,618 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 02:59:38,749 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 02:59:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:39,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 978 states and 1106 transitions. [2023-11-19 02:59:39,013 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1106 transitions. [2023-11-19 02:59:39,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:59:39,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:39,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:39,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:39,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:39,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:39,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:39,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 977 states and 1105 transitions. [2023-11-19 02:59:39,153 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1105 transitions. [2023-11-19 02:59:39,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:59:39,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:39,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:39,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:39,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:39,249 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 02:59:39,414 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 02:59:39,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 978 states and 1106 transitions. [2023-11-19 02:59:39,568 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1106 transitions. [2023-11-19 02:59:39,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:59:39,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:39,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:39,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:39,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:39,765 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 02:59:40,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:40,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 980 states and 1112 transitions. [2023-11-19 02:59:40,125 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1112 transitions. [2023-11-19 02:59:40,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:59:40,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:40,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:40,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:40,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:40,205 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 02:59:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:40,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 979 states and 1111 transitions. [2023-11-19 02:59:40,226 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1111 transitions. [2023-11-19 02:59:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:59:40,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:40,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:40,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:40,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:40,311 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 02:59:40,423 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 02:59:40,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:40,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 980 states and 1113 transitions. [2023-11-19 02:59:40,744 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1113 transitions. [2023-11-19 02:59:40,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:59:40,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:40,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:40,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:40,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:40,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:40,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 979 states and 1112 transitions. [2023-11-19 02:59:40,876 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1112 transitions. [2023-11-19 02:59:40,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:59:40,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:40,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:40,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:40,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:40,966 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 02:59:41,127 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 02:59:41,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 980 states and 1114 transitions. [2023-11-19 02:59:41,472 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1114 transitions. [2023-11-19 02:59:41,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:59:41,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:41,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:41,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:59:41,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:41,616 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 02:59:41,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 983 states and 1120 transitions. [2023-11-19 02:59:41,804 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1120 transitions. [2023-11-19 02:59:41,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:59:41,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:41,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:41,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:41,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:41,890 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 02:59:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 982 states and 1119 transitions. [2023-11-19 02:59:41,910 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1119 transitions. [2023-11-19 02:59:41,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:59:41,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:41,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:41,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:41,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:41,993 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 02:59:42,118 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 02:59:42,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:42,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 983 states and 1121 transitions. [2023-11-19 02:59:42,469 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1121 transitions. [2023-11-19 02:59:42,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:59:42,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:42,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:42,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:42,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:42,561 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 02:59:42,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:42,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 982 states and 1120 transitions. [2023-11-19 02:59:42,582 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1120 transitions. [2023-11-19 02:59:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:59:42,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:42,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:42,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:42,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:42,675 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 02:59:42,802 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 02:59:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:43,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 983 states and 1122 transitions. [2023-11-19 02:59:43,179 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1122 transitions. [2023-11-19 02:59:43,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:59:43,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:43,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:43,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:59:43,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:43,294 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 02:59:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:43,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 986 states and 1126 transitions. [2023-11-19 02:59:43,334 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1126 transitions. [2023-11-19 02:59:43,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:59:43,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:43,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:43,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:43,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:43,444 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 02:59:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:43,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 985 states and 1125 transitions. [2023-11-19 02:59:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1125 transitions. [2023-11-19 02:59:43,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:59:43,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:43,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:43,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:43,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:43,573 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 02:59:43,708 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 02:59:44,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:44,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 986 states and 1127 transitions. [2023-11-19 02:59:44,089 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1127 transitions. [2023-11-19 02:59:44,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:59:44,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:44,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:44,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:44,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:44,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:44,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 985 states and 1126 transitions. [2023-11-19 02:59:44,216 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1126 transitions. [2023-11-19 02:59:44,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:59:44,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:44,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:44,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:44,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:44,310 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 02:59:44,457 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 02:59:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:44,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 986 states and 1128 transitions. [2023-11-19 02:59:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1128 transitions. [2023-11-19 02:59:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:59:44,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:44,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:44,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:59:44,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:44,955 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 02:59:44,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 989 states and 1132 transitions. [2023-11-19 02:59:44,990 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1132 transitions. [2023-11-19 02:59:44,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:59:44,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:44,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:45,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:45,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:45,085 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 02:59:45,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:45,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 988 states and 1131 transitions. [2023-11-19 02:59:45,110 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1131 transitions. [2023-11-19 02:59:45,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:59:45,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:45,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:45,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:45,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:45,200 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 02:59:45,353 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 02:59:45,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 989 states and 1133 transitions. [2023-11-19 02:59:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1133 transitions. [2023-11-19 02:59:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:59:45,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:45,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:45,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:45,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:45,881 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 02:59:45,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:45,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 988 states and 1132 transitions. [2023-11-19 02:59:45,905 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1132 transitions. [2023-11-19 02:59:45,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:59:45,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:45,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:46,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:46,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:46,029 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 02:59:46,184 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 02:59:46,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:46,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 989 states and 1134 transitions. [2023-11-19 02:59:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1134 transitions. [2023-11-19 02:59:46,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:59:46,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:46,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:46,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:59:46,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:46,697 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 02:59:46,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:46,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 992 states and 1138 transitions. [2023-11-19 02:59:46,732 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1138 transitions. [2023-11-19 02:59:46,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:59:46,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:46,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:46,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:46,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:46,831 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 02:59:46,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:46,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 991 states and 1137 transitions. [2023-11-19 02:59:46,858 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1137 transitions. [2023-11-19 02:59:46,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:59:46,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:46,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:46,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:46,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:46,948 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 02:59:47,097 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 02:59:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 992 states and 1139 transitions. [2023-11-19 02:59:47,490 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1139 transitions. [2023-11-19 02:59:47,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:59:47,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:47,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:47,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:47,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:47,630 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 02:59:47,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:47,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 991 states and 1138 transitions. [2023-11-19 02:59:47,651 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1138 transitions. [2023-11-19 02:59:47,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:59:47,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:47,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:47,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:59:47,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:47,748 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 02:59:47,903 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 02:59:48,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:48,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 992 states and 1140 transitions. [2023-11-19 02:59:48,332 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1140 transitions. [2023-11-19 02:59:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:59:48,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:48,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:48,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:59:48,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:48,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 995 states and 1144 transitions. [2023-11-19 02:59:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1144 transitions. [2023-11-19 02:59:48,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:59:48,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:48,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:48,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:59:48,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:48,561 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 02:59:48,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 998 states and 1148 transitions. [2023-11-19 02:59:48,605 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1148 transitions. [2023-11-19 02:59:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:59:48,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:48,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:48,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:48,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:48,691 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 02:59:58,721 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 02:59:58,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:58,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 998 states and 1146 transitions. [2023-11-19 02:59:58,741 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1146 transitions. [2023-11-19 02:59:58,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:59:58,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:58,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:58,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:59:58,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:58,837 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 02:59:58,887 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 02:59:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:59,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1014 states and 1164 transitions. [2023-11-19 02:59:59,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1164 transitions. [2023-11-19 02:59:59,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:59:59,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:59,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:59,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:59:59,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:59,517 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 02:59:59,604 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 03:00:00,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:00,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1030 states and 1189 transitions. [2023-11-19 03:00:00,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1189 transitions. [2023-11-19 03:00:00,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:00:00,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:00,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:00,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:00:00,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:00,412 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 03:00:00,578 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 03:00:12,640 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 []