./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi --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 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:07,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:07,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:51:07,230 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:07,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:07,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:07,270 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:07,271 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:07,272 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:07,277 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:07,278 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:07,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:07,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:07,281 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:51:07,281 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:51:07,282 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:51:07,282 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:07,283 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:51:07,283 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:07,284 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:07,284 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:07,285 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:07,285 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:07,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:07,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:07,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:07,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:07,288 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:07,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:07,289 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_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 [2023-11-24 22:51:07,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:07,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:07,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:07,644 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:07,645 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:07,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2023-11-24 22:51:10,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:11,241 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:11,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2023-11-24 22:51:11,266 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/data/56904def6/785cb0ee5c2b4e458c98ff42feefbc40/FLAG90adfcc63 [2023-11-24 22:51:11,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/data/56904def6/785cb0ee5c2b4e458c98ff42feefbc40 [2023-11-24 22:51:11,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:11,293 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:11,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:11,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:11,303 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:11,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@373c9bad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11, skipping insertion in model container [2023-11-24 22:51:11,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,403 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:12,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:12,202 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:12,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:12,422 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:12,431 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:12,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12 WrapperNode [2023-11-24 22:51:12,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:12,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:12,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:12,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:12,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,603 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 1970 [2023-11-24 22:51:12,604 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:12,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:12,605 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:12,605 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:12,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,657 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,657 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,788 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:12,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:12,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:12,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:12,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:12,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:12,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:12,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06859b6f-0d90-4da3-98e1-3a4d9482af92/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:12,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:51:12,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:51:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:51:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:51:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:51:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:51:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:12,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:13,195 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:13,197 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:16,762 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:18,932 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:18,932 INFO L309 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-24 22:51:18,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:18 BoogieIcfgContainer [2023-11-24 22:51:18,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:18,935 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:18,936 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:18,946 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:18,947 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:18" (1/1) ... [2023-11-24 22:51:18,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:51:19,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:19,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1337 states and 1507 transitions. [2023-11-24 22:51:19,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1507 transitions. [2023-11-24 22:51:19,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:51:19,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:19,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:19,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:19,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:19,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:19,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1336 states and 1506 transitions. [2023-11-24 22:51:19,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1506 transitions. [2023-11-24 22:51:19,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:51:19,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:19,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:19,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:19,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1335 states and 1505 transitions. [2023-11-24 22:51:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1505 transitions. [2023-11-24 22:51:19,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:51:19,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:19,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:19,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:19,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:19,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1336 states and 1507 transitions. [2023-11-24 22:51:19,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1507 transitions. [2023-11-24 22:51:19,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:51:19,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:19,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:19,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:19,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:19,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1335 states and 1506 transitions. [2023-11-24 22:51:19,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1506 transitions. [2023-11-24 22:51:19,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:51:19,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:19,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:19,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:19,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1334 states and 1505 transitions. [2023-11-24 22:51:19,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1505 transitions. [2023-11-24 22:51:19,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:51:19,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:19,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:20,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:20,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:20,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:20,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:20,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:20,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1334 states and 1499 transitions. [2023-11-24 22:51:20,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1499 transitions. [2023-11-24 22:51:20,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:51:20,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:20,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:20,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:20,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:20,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:20,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:20,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1334 states and 1497 transitions. [2023-11-24 22:51:20,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1497 transitions. [2023-11-24 22:51:20,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:51:20,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:20,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:20,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:51:20,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:20,373 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 [2023-11-24 22:51:20,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:20,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:20,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1336 states and 1501 transitions. [2023-11-24 22:51:20,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1501 transitions. [2023-11-24 22:51:20,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:51:20,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:20,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:20,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:51:20,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:20,576 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 [2023-11-24 22:51:20,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:20,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:20,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1338 states and 1505 transitions. [2023-11-24 22:51:20,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1505 transitions. [2023-11-24 22:51:20,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:51:20,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:20,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:20,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:20,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:20,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:21,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:21,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1340 states and 1511 transitions. [2023-11-24 22:51:21,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1511 transitions. [2023-11-24 22:51:21,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:51:21,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:21,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:21,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:21,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:21,259 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 [2023-11-24 22:51:21,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:21,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:21,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1341 states and 1513 transitions. [2023-11-24 22:51:21,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1513 transitions. [2023-11-24 22:51:21,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:51:21,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:21,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:21,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:21,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:21,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:21,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:21,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1341 states and 1512 transitions. [2023-11-24 22:51:21,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1512 transitions. [2023-11-24 22:51:21,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:51:21,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:21,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:21,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:21,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:21,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:21,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1340 states and 1511 transitions. [2023-11-24 22:51:21,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1511 transitions. [2023-11-24 22:51:21,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:51:21,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:21,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:21,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:21,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:21,932 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 [2023-11-24 22:51:22,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:22,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:22,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1341 states and 1513 transitions. [2023-11-24 22:51:22,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1513 transitions. [2023-11-24 22:51:22,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:51:22,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:22,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:22,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:51:22,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:22,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:22,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1344 states and 1519 transitions. [2023-11-24 22:51:22,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1519 transitions. [2023-11-24 22:51:22,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:51:22,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:22,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:22,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:22,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:22,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:22,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1343 states and 1518 transitions. [2023-11-24 22:51:22,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1518 transitions. [2023-11-24 22:51:22,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:51:22,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:22,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:22,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:22,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:22,779 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 [2023-11-24 22:51:22,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:23,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1344 states and 1520 transitions. [2023-11-24 22:51:23,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1520 transitions. [2023-11-24 22:51:23,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:51:23,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:23,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:23,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:23,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:23,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:23,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:23,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1343 states and 1519 transitions. [2023-11-24 22:51:23,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1519 transitions. [2023-11-24 22:51:23,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:51:23,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:23,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:23,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:23,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:23,329 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 [2023-11-24 22:51:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:23,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:23,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1344 states and 1521 transitions. [2023-11-24 22:51:23,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1521 transitions. [2023-11-24 22:51:23,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:51:23,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:23,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:23,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:51:23,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:23,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:23,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1347 states and 1525 transitions. [2023-11-24 22:51:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1525 transitions. [2023-11-24 22:51:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:51:23,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:23,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:23,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:23,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:23,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:23,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:23,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1346 states and 1524 transitions. [2023-11-24 22:51:23,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1524 transitions. [2023-11-24 22:51:23,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:51:23,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:23,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:24,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:24,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:24,101 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 [2023-11-24 22:51:24,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:24,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:24,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1347 states and 1526 transitions. [2023-11-24 22:51:24,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1526 transitions. [2023-11-24 22:51:24,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:51:24,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:24,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:24,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:24,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:24,555 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 [2023-11-24 22:51:24,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:24,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1348 states and 1529 transitions. [2023-11-24 22:51:24,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1529 transitions. [2023-11-24 22:51:24,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:51:24,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:24,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:24,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:24,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:25,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1348 states and 1528 transitions. [2023-11-24 22:51:25,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1528 transitions. [2023-11-24 22:51:25,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:51:25,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:25,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:25,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:51:25,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:25,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:25,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1351 states and 1532 transitions. [2023-11-24 22:51:25,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1532 transitions. [2023-11-24 22:51:25,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:51:25,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:25,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:25,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:25,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:25,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:25,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:25,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1350 states and 1531 transitions. [2023-11-24 22:51:25,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1531 transitions. [2023-11-24 22:51:25,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:51:25,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:25,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:25,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:25,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:25,439 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 [2023-11-24 22:51:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:25,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:25,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1351 states and 1533 transitions. [2023-11-24 22:51:25,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1533 transitions. [2023-11-24 22:51:25,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:51:25,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:25,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:25,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:25,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:25,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:25,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1350 states and 1532 transitions. [2023-11-24 22:51:25,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1532 transitions. [2023-11-24 22:51:25,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:51:25,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:25,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:26,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:26,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:26,061 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 [2023-11-24 22:51:26,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:26,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:26,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1351 states and 1534 transitions. [2023-11-24 22:51:26,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1534 transitions. [2023-11-24 22:51:26,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:51:26,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:26,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:26,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:51:26,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:26,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1354 states and 1538 transitions. [2023-11-24 22:51:26,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1538 transitions. [2023-11-24 22:51:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:51:26,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:26,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:26,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:26,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:26,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:26,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:26,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1353 states and 1537 transitions. [2023-11-24 22:51:26,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1537 transitions. [2023-11-24 22:51:26,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:51:26,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:26,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:26,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:26,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:26,813 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 [2023-11-24 22:51:26,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:27,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:27,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1354 states and 1539 transitions. [2023-11-24 22:51:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1539 transitions. [2023-11-24 22:51:27,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:51:27,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:27,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:27,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:27,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:27,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:27,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1353 states and 1538 transitions. [2023-11-24 22:51:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1538 transitions. [2023-11-24 22:51:27,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:51:27,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:27,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:27,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:27,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:27,479 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 [2023-11-24 22:51:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:27,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:27,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1354 states and 1540 transitions. [2023-11-24 22:51:27,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1540 transitions. [2023-11-24 22:51:27,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:51:27,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:27,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:27,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:51:27,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:28,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:28,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1357 states and 1544 transitions. [2023-11-24 22:51:28,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1544 transitions. [2023-11-24 22:51:28,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:51:28,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:28,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:28,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:51:28,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:28,158 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 [2023-11-24 22:51:28,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:28,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:28,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1358 states and 1547 transitions. [2023-11-24 22:51:28,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1547 transitions. [2023-11-24 22:51:28,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:51:28,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:28,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:28,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:51:28,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:28,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:28,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:28,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1358 states and 1546 transitions. [2023-11-24 22:51:28,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1546 transitions. [2023-11-24 22:51:28,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:51:28,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:28,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:28,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:51:28,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:28,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:28,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1361 states and 1550 transitions. [2023-11-24 22:51:28,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1550 transitions. [2023-11-24 22:51:28,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:51:28,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:28,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:29,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:51:29,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:29,023 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 [2023-11-24 22:51:29,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:29,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:29,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1377 states and 1568 transitions. [2023-11-24 22:51:29,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1568 transitions. [2023-11-24 22:51:29,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:51:29,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:29,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:29,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:51:29,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:29,531 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 [2023-11-24 22:51:29,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:30,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1393 states and 1593 transitions. [2023-11-24 22:51:30,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1593 transitions. [2023-11-24 22:51:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:51:30,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:30,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:30,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:30,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:30,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:40,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:51:40,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:40,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1393 states and 1591 transitions. [2023-11-24 22:51:40,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1591 transitions. [2023-11-24 22:51:40,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:51:40,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:40,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:40,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:51:40,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:40,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:51:40,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:52,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:52:02,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []