./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.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_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/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_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/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_3dec9156-286c-4319-94ca-1b4e8ee13632/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 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:39,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:39,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:11:39,531 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:39,532 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:39,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:39,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:39,576 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:39,577 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:39,578 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:39,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:39,579 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:39,579 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:39,580 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:11:39,581 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:11:39,581 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:11:39,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:39,582 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:39,583 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:39,584 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:39,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:39,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:39,586 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:39,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:39,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:39,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:39,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:39,589 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:39,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:39,590 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_3dec9156-286c-4319-94ca-1b4e8ee13632/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d [2023-11-24 23:11:39,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:39,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:39,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:39,924 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:39,925 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:39,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2023-11-24 23:11:43,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:43,601 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:43,601 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2023-11-24 23:11:43,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/data/805ebe26a/1a140d7fc67047e584e2aced8c03ff31/FLAG1ba2f5c00 [2023-11-24 23:11:43,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/data/805ebe26a/1a140d7fc67047e584e2aced8c03ff31 [2023-11-24 23:11:43,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:43,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:43,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:43,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:43,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:43,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:43" (1/1) ... [2023-11-24 23:11:43,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c8257b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:43, skipping insertion in model container [2023-11-24 23:11:43,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:43" (1/1) ... [2023-11-24 23:11:43,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:44,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:44,708 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:44,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:45,011 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:45,020 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:45,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45 WrapperNode [2023-11-24 23:11:45,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:45,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:45,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:45,024 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:45,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,240 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 24, calls inlined = 36, statements flattened = 1543 [2023-11-24 23:11:45,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:45,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:45,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:45,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:45,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,371 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,441 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:45,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:45,480 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:45,480 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:45,481 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:45,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:45,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:45,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dec9156-286c-4319-94ca-1b4e8ee13632/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:11:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:11:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:11:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:11:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:11:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:11:45,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:45,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:45,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:45,888 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:45,890 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:48,677 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:50,366 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:50,366 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 23:11:50,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:50 BoogieIcfgContainer [2023-11-24 23:11:50,369 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:50,370 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:50,371 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:50,381 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:50,381 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,392 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:50,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1048 states and 1190 transitions. [2023-11-24 23:11:50,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1190 transitions. [2023-11-24 23:11:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:11:50,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:50,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:50,799 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 23:11:50,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:50,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1047 states and 1189 transitions. [2023-11-24 23:11:50,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1189 transitions. [2023-11-24 23:11:50,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:11:50,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:50,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:50,954 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 23:11:51,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:51,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1046 states and 1188 transitions. [2023-11-24 23:11:51,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1188 transitions. [2023-11-24 23:11:51,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:11:51,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:51,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:51,084 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 23:11:51,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:51,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1045 states and 1186 transitions. [2023-11-24 23:11:51,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1186 transitions. [2023-11-24 23:11:51,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:11:51,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:51,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:51,213 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 23:11:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:51,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1046 states and 1188 transitions. [2023-11-24 23:11:51,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1188 transitions. [2023-11-24 23:11:51,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:11:51,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:51,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:51,369 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 23:11:51,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:51,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1045 states and 1187 transitions. [2023-11-24 23:11:51,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1187 transitions. [2023-11-24 23:11:51,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:11:51,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:51,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:51,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:51,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:51,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1048 states and 1192 transitions. [2023-11-24 23:11:51,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1192 transitions. [2023-11-24 23:11:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:11:51,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:51,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:51,851 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 23:11:51,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:51,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1047 states and 1191 transitions. [2023-11-24 23:11:51,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1191 transitions. [2023-11-24 23:11:51,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:11:51,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:51,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:51,971 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 23:11:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:52,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1048 states and 1193 transitions. [2023-11-24 23:11:52,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1193 transitions. [2023-11-24 23:11:52,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:11:52,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:52,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:52,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:52,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1049 states and 1195 transitions. [2023-11-24 23:11:52,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1195 transitions. [2023-11-24 23:11:52,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:11:52,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:52,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:52,363 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 23:11:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:52,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 1050 states and 1197 transitions. [2023-11-24 23:11:52,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1197 transitions. [2023-11-24 23:11:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:11:52,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:52,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:52,713 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 23:11:52,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:52,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1049 states and 1195 transitions. [2023-11-24 23:11:52,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1195 transitions. [2023-11-24 23:11:52,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:11:52,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:52,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:52,779 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 23:11:52,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:52,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 1050 states and 1197 transitions. [2023-11-24 23:11:52,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1197 transitions. [2023-11-24 23:11:52,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:11:52,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:52,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:52,840 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 23:11:52,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:52,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1051 states and 1199 transitions. [2023-11-24 23:11:52,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1199 transitions. [2023-11-24 23:11:52,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:11:52,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:52,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:53,038 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 23:11:53,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:53,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1053 states and 1203 transitions. [2023-11-24 23:11:53,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1203 transitions. [2023-11-24 23:11:53,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:11:53,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:53,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:53,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:53,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:53,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1052 states and 1202 transitions. [2023-11-24 23:11:53,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1202 transitions. [2023-11-24 23:11:53,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:11:53,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:53,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:53,392 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 23:11:53,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:53,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1053 states and 1203 transitions. [2023-11-24 23:11:53,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1203 transitions. [2023-11-24 23:11:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:11:53,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:53,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:53,481 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 23:11:53,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:53,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1054 states and 1205 transitions. [2023-11-24 23:11:53,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1205 transitions. [2023-11-24 23:11:53,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:11:53,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:53,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:53,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:53,762 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 23:11:53,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 1057 states and 1209 transitions. [2023-11-24 23:11:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1209 transitions. [2023-11-24 23:11:53,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:11:53,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:53,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:53,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:53,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:53,995 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 23:11:54,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:54,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1057 states and 1207 transitions. [2023-11-24 23:11:54,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1207 transitions. [2023-11-24 23:11:54,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:11:54,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:54,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:54,136 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 23:11:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:54,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1058 states and 1205 transitions. [2023-11-24 23:11:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1205 transitions. [2023-11-24 23:11:54,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:11:54,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:54,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:54,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:54,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:54,613 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 23:11:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1058 states and 1201 transitions. [2023-11-24 23:11:54,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1201 transitions. [2023-11-24 23:11:54,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:11:54,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:54,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:54,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:54,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:54,757 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 23:11:54,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:54,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1058 states and 1199 transitions. [2023-11-24 23:11:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1199 transitions. [2023-11-24 23:11:54,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:11:54,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:54,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:54,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:11:54,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:55,001 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 23:11:55,216 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 23:11:55,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1063 states and 1208 transitions. [2023-11-24 23:11:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1208 transitions. [2023-11-24 23:11:55,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:11:55,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:55,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:55,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:11:55,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:55,587 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 23:11:56,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:56,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1065 states and 1211 transitions. [2023-11-24 23:11:56,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1211 transitions. [2023-11-24 23:11:56,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:11:56,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:56,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:56,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:11:56,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:56,244 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 23:11:56,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:56,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1067 states and 1217 transitions. [2023-11-24 23:11:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1217 transitions. [2023-11-24 23:11:56,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:11:56,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:56,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:56,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:11:56,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:56,713 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 23:11:56,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1066 states and 1216 transitions. [2023-11-24 23:11:56,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1216 transitions. [2023-11-24 23:11:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:11:56,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:56,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:56,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:11:56,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:56,850 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 23:11:56,964 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 23:11:57,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1067 states and 1217 transitions. [2023-11-24 23:11:57,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1217 transitions. [2023-11-24 23:11:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:11:57,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:57,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:57,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:11:57,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:57,306 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 23:11:57,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1066 states and 1216 transitions. [2023-11-24 23:11:57,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1216 transitions. [2023-11-24 23:11:57,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:11:57,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:57,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:57,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:11:57,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:57,429 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 23:11:57,543 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 23:11:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:57,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1067 states and 1218 transitions. [2023-11-24 23:11:57,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1218 transitions. [2023-11-24 23:11:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:57,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:57,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:57,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:11:57,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:58,011 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 23:11:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:58,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1070 states and 1224 transitions. [2023-11-24 23:11:58,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1224 transitions. [2023-11-24 23:11:58,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:58,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:58,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:58,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:11:58,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:58,291 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 23:11:58,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 1069 states and 1223 transitions. [2023-11-24 23:11:58,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1223 transitions. [2023-11-24 23:11:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:58,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:58,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:58,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:11:58,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:58,405 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 23:11:58,520 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 23:11:58,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:58,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1070 states and 1225 transitions. [2023-11-24 23:11:58,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1225 transitions. [2023-11-24 23:11:58,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:11:58,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:58,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:59,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:11:59,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:59,046 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 23:11:59,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:59,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1069 states and 1224 transitions. [2023-11-24 23:11:59,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1224 transitions. [2023-11-24 23:11:59,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:11:59,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:59,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:59,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:11:59,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:59,188 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 23:11:59,320 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 23:11:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:59,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1070 states and 1226 transitions. [2023-11-24 23:11:59,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1226 transitions. [2023-11-24 23:11:59,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:11:59,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:59,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:59,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:11:59,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:59,830 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 23:11:59,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:59,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1073 states and 1230 transitions. [2023-11-24 23:11:59,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1230 transitions. [2023-11-24 23:11:59,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:11:59,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:59,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:59,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:11:59,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:59,957 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 23:12:00,091 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 23:12:00,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1074 states and 1233 transitions. [2023-11-24 23:12:00,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1233 transitions. [2023-11-24 23:12:00,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:12:00,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:00,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:00,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:00,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:00,309 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 23:12:00,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:00,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1074 states and 1232 transitions. [2023-11-24 23:12:00,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1232 transitions. [2023-11-24 23:12:00,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:12:00,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:00,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:00,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:00,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:00,687 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 23:12:00,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:00,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1073 states and 1231 transitions. [2023-11-24 23:12:00,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1231 transitions. [2023-11-24 23:12:00,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:12:00,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:00,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:00,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:12:00,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:00,847 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 23:12:01,002 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 23:12:01,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:01,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1074 states and 1233 transitions. [2023-11-24 23:12:01,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1233 transitions. [2023-11-24 23:12:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:12:01,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:01,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:01,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:12:01,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:01,481 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 23:12:01,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:01,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1077 states and 1237 transitions. [2023-11-24 23:12:01,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1237 transitions. [2023-11-24 23:12:01,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:12:01,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:01,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:01,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:01,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:01,626 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 23:12:01,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:01,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1076 states and 1236 transitions. [2023-11-24 23:12:01,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1236 transitions. [2023-11-24 23:12:01,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:12:01,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:01,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:01,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:12:01,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:01,774 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 23:12:01,928 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 23:12:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:02,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1077 states and 1238 transitions. [2023-11-24 23:12:02,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1238 transitions. [2023-11-24 23:12:02,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:12:02,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:02,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:02,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:02,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:02,463 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 23:12:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:02,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1076 states and 1237 transitions. [2023-11-24 23:12:02,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1237 transitions. [2023-11-24 23:12:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:12:02,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:02,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:02,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:12:02,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:02,585 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 23:12:02,739 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 23:12:03,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1077 states and 1239 transitions. [2023-11-24 23:12:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1239 transitions. [2023-11-24 23:12:03,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:12:03,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:03,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:03,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:12:03,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:03,308 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 23:12:03,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:03,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1080 states and 1243 transitions. [2023-11-24 23:12:03,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1243 transitions. [2023-11-24 23:12:03,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:12:03,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:03,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:03,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:03,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:03,471 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 23:12:03,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1079 states and 1242 transitions. [2023-11-24 23:12:03,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1242 transitions. [2023-11-24 23:12:03,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:12:03,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:03,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:03,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:12:03,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:03,599 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 23:12:03,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:04,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:04,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1080 states and 1244 transitions. [2023-11-24 23:12:04,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1244 transitions. [2023-11-24 23:12:04,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:12:04,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:04,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:04,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:12:04,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:04,373 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 8 treesize of output 1 [2023-11-24 23:12:04,529 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 23:12:04,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:04,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1081 states and 1247 transitions. [2023-11-24 23:12:04,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1247 transitions. [2023-11-24 23:12:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:12:04,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:04,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:04,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:04,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:04,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:05,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:05,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1081 states and 1246 transitions. [2023-11-24 23:12:05,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1246 transitions. [2023-11-24 23:12:05,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:12:05,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:05,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:05,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:12:05,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:05,164 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 23:12:05,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:05,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1084 states and 1250 transitions. [2023-11-24 23:12:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1250 transitions. [2023-11-24 23:12:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:12:05,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:05,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:05,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:05,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:05,372 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 23:12:05,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:05,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1083 states and 1249 transitions. [2023-11-24 23:12:05,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1249 transitions. [2023-11-24 23:12:05,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:12:05,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:05,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:05,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:12:05,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:05,510 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 23:12:05,683 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 23:12:06,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1084 states and 1251 transitions. [2023-11-24 23:12:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1251 transitions. [2023-11-24 23:12:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:12:06,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:06,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:06,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:12:06,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:06,227 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 23:12:06,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:06,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1087 states and 1255 transitions. [2023-11-24 23:12:06,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1255 transitions. [2023-11-24 23:12:06,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:12:06,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:06,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:06,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:12:06,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:06,373 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 23:12:16,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:12:16,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1087 states and 1253 transitions. [2023-11-24 23:12:16,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1253 transitions. [2023-11-24 23:12:16,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:12:16,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:16,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:16,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:12:16,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:16,582 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 23:12:17,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:17,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1103 states and 1272 transitions. [2023-11-24 23:12:17,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1272 transitions. [2023-11-24 23:12:17,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:12:17,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:17,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:17,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:12:17,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:17,305 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 23:12:17,411 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 23:12:18,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:18,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1119 states and 1297 transitions. [2023-11-24 23:12:18,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1297 transitions. [2023-11-24 23:12:18,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:12:18,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:18,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:18,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:12:18,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:18,447 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 23:12:18,661 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 23:12:30,719 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 []