./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 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_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/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_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/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_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/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 dfe9cedb3fb732c747a1ef802da6fccda86efe7de6f5d2fc74063f23f28dc4dd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:04,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:04,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:52:04,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:52:04,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:52:05,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:05,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:05,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:05,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:05,026 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:05,026 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:52:05,027 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:05,028 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:05,028 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:52:05,029 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:52:05,029 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:52:05,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:05,031 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:52:05,031 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:05,032 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:05,033 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:05,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:05,034 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:05,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:05,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:05,036 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:05,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:05,037 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:52:05,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:52:05,038 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_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfe9cedb3fb732c747a1ef802da6fccda86efe7de6f5d2fc74063f23f28dc4dd [2023-11-24 22:52:05,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:05,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:05,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:05,378 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:05,378 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:05,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i [2023-11-24 22:52:08,415 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:08,759 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:08,759 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i [2023-11-24 22:52:08,804 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/data/b1137ce2b/deac06bf3e1443d48143e6765cac9822/FLAGe12d9acdf [2023-11-24 22:52:08,822 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/data/b1137ce2b/deac06bf3e1443d48143e6765cac9822 [2023-11-24 22:52:08,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:08,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:08,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:08,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:08,840 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:08,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:08" (1/1) ... [2023-11-24 22:52:08,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d99b842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:08, skipping insertion in model container [2023-11-24 22:52:08,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:08" (1/1) ... [2023-11-24 22:52:08,927 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:09,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:09,566 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:09,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:09,767 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,775 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:09,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09 WrapperNode [2023-11-24 22:52:09,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:09,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:09,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:09,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:09,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:09,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,009 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1848 [2023-11-24 22:52:10,010 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:10,011 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:10,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:10,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:10,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,052 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,052 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,145 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:10,278 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:10,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:10,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:10,279 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:10,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:10,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:10,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaba5f7-dea7-4ae8-bf7f-dcb9389d58e2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:10,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:52:10,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:52:10,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:52:10,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:52:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:52:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:52:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:52:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:52:10,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:10,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:10,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:10,674 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:10,678 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:13,691 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:15,568 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:15,569 INFO L309 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-24 22:52:15,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:15 BoogieIcfgContainer [2023-11-24 22:52:15,571 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:15,572 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:15,573 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:15,584 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:15,584 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:15" (1/1) ... [2023-11-24 22:52:15,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:15,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1350 states and 1576 transitions. [2023-11-24 22:52:15,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1576 transitions. [2023-11-24 22:52:15,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:52:15,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:15,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:16,032 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 22:52:16,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:16,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1349 states and 1575 transitions. [2023-11-24 22:52:16,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1575 transitions. [2023-11-24 22:52:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:52:16,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:16,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:16,276 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 22:52:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:16,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-24 22:52:16,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-24 22:52:16,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:52:16,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:16,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:16,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:16,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1347 states and 1572 transitions. [2023-11-24 22:52:16,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1572 transitions. [2023-11-24 22:52:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:52:16,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:16,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:16,563 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 22:52:16,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:16,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-24 22:52:16,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-24 22:52:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:52:16,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:16,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:16,714 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 22:52:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:16,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 1347 states and 1573 transitions. [2023-11-24 22:52:16,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1573 transitions. [2023-11-24 22:52:16,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:52:16,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:16,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:16,911 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 22:52:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:16,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1349 states and 1576 transitions. [2023-11-24 22:52:16,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1576 transitions. [2023-11-24 22:52:16,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:52:16,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:16,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:16,990 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 22:52:17,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:17,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-24 22:52:17,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-24 22:52:17,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:52:17,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:17,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:17,076 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 22:52:17,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:17,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1349 states and 1576 transitions. [2023-11-24 22:52:17,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1576 transitions. [2023-11-24 22:52:17,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:52:17,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:17,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:17,151 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 22:52:17,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:17,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1350 states and 1578 transitions. [2023-11-24 22:52:17,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1578 transitions. [2023-11-24 22:52:17,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:52:17,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:17,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:17,355 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 22:52:17,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:17,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1351 states and 1580 transitions. [2023-11-24 22:52:17,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1580 transitions. [2023-11-24 22:52:17,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:52:17,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:17,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:17,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:17,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:17,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1350 states and 1578 transitions. [2023-11-24 22:52:17,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1578 transitions. [2023-11-24 22:52:17,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:52:17,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:17,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:17,763 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 22:52:17,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:17,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1351 states and 1580 transitions. [2023-11-24 22:52:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1580 transitions. [2023-11-24 22:52:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:52:17,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:17,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:17,842 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 22:52:17,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:18,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1353 states and 1584 transitions. [2023-11-24 22:52:18,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1584 transitions. [2023-11-24 22:52:18,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:52:18,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:18,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:18,031 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 22:52:18,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:18,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1354 states and 1585 transitions. [2023-11-24 22:52:18,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1585 transitions. [2023-11-24 22:52:18,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:52:18,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:18,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:18,201 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 22:52:18,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1353 states and 1584 transitions. [2023-11-24 22:52:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1584 transitions. [2023-11-24 22:52:18,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:52:18,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:18,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:18,269 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 22:52:18,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1354 states and 1585 transitions. [2023-11-24 22:52:18,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1585 transitions. [2023-11-24 22:52:18,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:52:18,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:18,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:18,327 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 22:52:18,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:18,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1355 states and 1587 transitions. [2023-11-24 22:52:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1587 transitions. [2023-11-24 22:52:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:52:18,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:18,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:18,464 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 22:52:18,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:18,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1358 states and 1591 transitions. [2023-11-24 22:52:18,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1591 transitions. [2023-11-24 22:52:18,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:52:18,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:18,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:18,614 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 22:52:18,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1360 states and 1594 transitions. [2023-11-24 22:52:18,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1594 transitions. [2023-11-24 22:52:18,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:52:18,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:18,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:19,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:52:19,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:19,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:19,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:19,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1360 states and 1592 transitions. [2023-11-24 22:52:19,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1592 transitions. [2023-11-24 22:52:19,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:52:19,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:19,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:19,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:52:19,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:19,198 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 22:52:19,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:19,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1360 states and 1588 transitions. [2023-11-24 22:52:19,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1588 transitions. [2023-11-24 22:52:19,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:52:19,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:19,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:19,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:52:19,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:19,301 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 22:52:19,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:19,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1360 states and 1586 transitions. [2023-11-24 22:52:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1586 transitions. [2023-11-24 22:52:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:52:19,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:19,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:19,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:52:19,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:19,458 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 22:52:19,514 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 22:52:19,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1362 states and 1590 transitions. [2023-11-24 22:52:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1590 transitions. [2023-11-24 22:52:19,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:52:19,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:19,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:19,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:52:19,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:19,707 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 22:52:19,878 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 22:52:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:20,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1367 states and 1598 transitions. [2023-11-24 22:52:20,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1598 transitions. [2023-11-24 22:52:20,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:52:20,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:20,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:20,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:20,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:20,438 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 22:52:20,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:20,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1366 states and 1597 transitions. [2023-11-24 22:52:20,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1597 transitions. [2023-11-24 22:52:20,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:52:20,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:20,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:20,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:20,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:20,629 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 22:52:20,787 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 22:52:20,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1367 states and 1598 transitions. [2023-11-24 22:52:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1598 transitions. [2023-11-24 22:52:20,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:52:20,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:20,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:21,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:21,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:21,146 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 22:52:21,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:21,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1369 states and 1604 transitions. [2023-11-24 22:52:21,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1604 transitions. [2023-11-24 22:52:21,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:52:21,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:21,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:21,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:21,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:21,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:21,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1368 states and 1603 transitions. [2023-11-24 22:52:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1603 transitions. [2023-11-24 22:52:21,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:52:21,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:21,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:21,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:21,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:21,738 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 22:52:21,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:22,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:22,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1369 states and 1605 transitions. [2023-11-24 22:52:22,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1605 transitions. [2023-11-24 22:52:22,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:52:22,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:22,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:22,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:22,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:22,299 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 22:52:22,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:22,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1368 states and 1604 transitions. [2023-11-24 22:52:22,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1604 transitions. [2023-11-24 22:52:22,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:52:22,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:22,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:22,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:22,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:22,427 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 22:52:22,615 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 22:52:22,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:22,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1369 states and 1606 transitions. [2023-11-24 22:52:22,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1606 transitions. [2023-11-24 22:52:22,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:52:22,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:22,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:23,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:52:23,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:23,129 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 22:52:23,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1372 states and 1612 transitions. [2023-11-24 22:52:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1612 transitions. [2023-11-24 22:52:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:52:23,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:23,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:23,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:23,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:23,446 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 22:52:23,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:23,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1371 states and 1611 transitions. [2023-11-24 22:52:23,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1611 transitions. [2023-11-24 22:52:23,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:52:23,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:23,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:23,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:23,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:23,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:52:23,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:24,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:24,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1372 states and 1613 transitions. [2023-11-24 22:52:24,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1613 transitions. [2023-11-24 22:52:24,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:52:24,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:24,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:24,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:24,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:24,168 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 22:52:24,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:24,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1371 states and 1612 transitions. [2023-11-24 22:52:24,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1612 transitions. [2023-11-24 22:52:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:52:24,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:24,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:24,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:24,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:24,286 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 22:52:24,430 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 22:52:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1372 states and 1614 transitions. [2023-11-24 22:52:24,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1614 transitions. [2023-11-24 22:52:24,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:52:24,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:24,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:24,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:52:24,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:24,928 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 22:52:24,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:24,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1375 states and 1618 transitions. [2023-11-24 22:52:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1618 transitions. [2023-11-24 22:52:24,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:52:24,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:24,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:25,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:25,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:25,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:25,054 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 22:52:25,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1374 states and 1617 transitions. [2023-11-24 22:52:25,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1617 transitions. [2023-11-24 22:52:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:52:25,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:25,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:25,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:25,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:25,168 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 22:52:25,301 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 22:52:25,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:25,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1375 states and 1619 transitions. [2023-11-24 22:52:25,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1619 transitions. [2023-11-24 22:52:25,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:52:25,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:25,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:25,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:25,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:25,786 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 22:52:25,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:25,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1374 states and 1618 transitions. [2023-11-24 22:52:25,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1618 transitions. [2023-11-24 22:52:25,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:52:25,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:25,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:25,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:25,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:25,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:52:26,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:26,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1375 states and 1620 transitions. [2023-11-24 22:52:26,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1620 transitions. [2023-11-24 22:52:26,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:52:26,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:26,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:26,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:52:26,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:26,570 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 22:52:26,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1378 states and 1624 transitions. [2023-11-24 22:52:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1624 transitions. [2023-11-24 22:52:26,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:52:26,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:26,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:26,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:26,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:26,717 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 22:52:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:26,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1377 states and 1623 transitions. [2023-11-24 22:52:26,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1623 transitions. [2023-11-24 22:52:26,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:52:26,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:26,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:26,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:26,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:26,841 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 22:52:27,000 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 22:52:27,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:27,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1378 states and 1625 transitions. [2023-11-24 22:52:27,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1625 transitions. [2023-11-24 22:52:27,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:52:27,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:27,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:27,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:27,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:27,579 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 22:52:27,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:27,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1377 states and 1624 transitions. [2023-11-24 22:52:27,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1624 transitions. [2023-11-24 22:52:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:52:27,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:27,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:27,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:27,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:27,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:52:27,895 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 22:52:28,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1378 states and 1626 transitions. [2023-11-24 22:52:28,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1626 transitions. [2023-11-24 22:52:28,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:52:28,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:28,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:52:28,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:28,491 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 22:52:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1381 states and 1630 transitions. [2023-11-24 22:52:28,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1630 transitions. [2023-11-24 22:52:28,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:52:28,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:28,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:28,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:28,661 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 22:52:28,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:28,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1380 states and 1629 transitions. [2023-11-24 22:52:28,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1629 transitions. [2023-11-24 22:52:28,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:52:28,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:28,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:28,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:28,834 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 22:52:29,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:29,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1381 states and 1631 transitions. [2023-11-24 22:52:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1631 transitions. [2023-11-24 22:52:29,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:52:29,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:29,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:52:29,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:29,619 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 22:52:29,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1380 states and 1630 transitions. [2023-11-24 22:52:29,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1630 transitions. [2023-11-24 22:52:29,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:52:29,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:29,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:52:29,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:29,744 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 22:52:29,920 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 22:52:30,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1381 states and 1632 transitions. [2023-11-24 22:52:30,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1632 transitions. [2023-11-24 22:52:30,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:52:30,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:30,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:52:30,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:30,508 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 22:52:30,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1384 states and 1636 transitions. [2023-11-24 22:52:30,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1636 transitions. [2023-11-24 22:52:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:52:30,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:30,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:52:30,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:30,661 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 22:52:30,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1387 states and 1640 transitions. [2023-11-24 22:52:30,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1640 transitions. [2023-11-24 22:52:30,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:52:30,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:30,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:52:30,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:30,865 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 22:52:40,896 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 22:52:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:40,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1387 states and 1638 transitions. [2023-11-24 22:52:40,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1638 transitions. [2023-11-24 22:52:40,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:52:40,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:40,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:41,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:52:41,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:41,061 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 6 treesize of output 5 [2023-11-24 22:52:41,106 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 22:52:41,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:41,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1403 states and 1656 transitions. [2023-11-24 22:52:41,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1656 transitions. [2023-11-24 22:52:41,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:52:41,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:41,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:41,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:52:41,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:41,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:52:41,861 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 22:52:42,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1419 states and 1681 transitions. [2023-11-24 22:52:42,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1681 transitions. [2023-11-24 22:52:42,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:52:42,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:42,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:42,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:52:42,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:42,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:52:42,880 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 22:52:55,073 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 []