./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:57,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:57,530 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:49:57,536 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:57,536 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:57,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:57,564 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:57,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:57,565 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:57,566 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:57,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:57,568 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:57,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:57,569 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:49:57,569 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:49:57,570 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:49:57,571 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:57,571 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:49:57,572 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:57,572 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:57,573 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:57,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:57,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:57,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:57,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:57,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:57,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:57,577 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:57,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:57,578 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_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 [2023-11-19 02:49:57,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:57,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:57,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:57,983 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:57,984 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:57,985 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-11-19 02:50:01,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:01,593 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:01,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-11-19 02:50:01,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/data/4da23efd8/81191773407e4c2b978298987cfccf2a/FLAGffa74acff [2023-11-19 02:50:01,636 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/data/4da23efd8/81191773407e4c2b978298987cfccf2a [2023-11-19 02:50:01,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:01,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:01,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:01,652 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:01,657 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:01,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:01" (1/1) ... [2023-11-19 02:50:01,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4dde91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:01, skipping insertion in model container [2023-11-19 02:50:01,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:01" (1/1) ... [2023-11-19 02:50:01,743 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:02,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:02,487 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:02,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:02,750 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:02,758 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:02,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02 WrapperNode [2023-11-19 02:50:02,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:02,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:02,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:02,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:02,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:02,809 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:02,898 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 24, calls inlined = 36, statements flattened = 1543 [2023-11-19 02:50:02,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:02,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:02,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:02,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:02,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:02,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:02,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:02,946 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:03,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:03,054 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:03,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:03,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:03,084 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:03,085 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:03,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:03,086 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:03,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:03,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:03,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:03,140 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:03,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ed9a36-e7c2-4972-857e-47a730adf11e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:50:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:50:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:50:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:50:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:50:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:50:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:50:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:50:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:03,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:03,563 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:03,566 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:06,126 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:07,981 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:07,981 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:50:07,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:07 BoogieIcfgContainer [2023-11-19 02:50:08,000 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:08,001 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:08,001 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:08,011 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:08,012 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:07" (1/1) ... [2023-11-19 02:50:08,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:08,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1048 states and 1190 transitions. [2023-11-19 02:50:08,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1190 transitions. [2023-11-19 02:50:08,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:50:08,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:08,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:08,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1047 states and 1189 transitions. [2023-11-19 02:50:08,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1189 transitions. [2023-11-19 02:50:08,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:50:08,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1046 states and 1188 transitions. [2023-11-19 02:50:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1188 transitions. [2023-11-19 02:50:08,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:50:08,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:08,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1045 states and 1186 transitions. [2023-11-19 02:50:08,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1186 transitions. [2023-11-19 02:50:08,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:50:08,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:08,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1044 states and 1185 transitions. [2023-11-19 02:50:08,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1185 transitions. [2023-11-19 02:50:08,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:50:08,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:09,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1043 states and 1184 transitions. [2023-11-19 02:50:09,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1184 transitions. [2023-11-19 02:50:09,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:50:09,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:09,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1042 states and 1183 transitions. [2023-11-19 02:50:09,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1183 transitions. [2023-11-19 02:50:09,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:50:09,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:09,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1041 states and 1182 transitions. [2023-11-19 02:50:09,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1182 transitions. [2023-11-19 02:50:09,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:50:09,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:09,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1040 states and 1181 transitions. [2023-11-19 02:50:09,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1181 transitions. [2023-11-19 02:50:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:50:09,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:09,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1039 states and 1180 transitions. [2023-11-19 02:50:09,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1180 transitions. [2023-11-19 02:50:09,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:50:09,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:10,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1038 states and 1179 transitions. [2023-11-19 02:50:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1179 transitions. [2023-11-19 02:50:10,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:50:10,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1037 states and 1177 transitions. [2023-11-19 02:50:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1177 transitions. [2023-11-19 02:50:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:50:10,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:10,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1036 states and 1176 transitions. [2023-11-19 02:50:10,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1176 transitions. [2023-11-19 02:50:10,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:50:10,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:10,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1035 states and 1175 transitions. [2023-11-19 02:50:10,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1175 transitions. [2023-11-19 02:50:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:50:10,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:10,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1034 states and 1174 transitions. [2023-11-19 02:50:10,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1174 transitions. [2023-11-19 02:50:10,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:50:10,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:10,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1033 states and 1173 transitions. [2023-11-19 02:50:10,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1173 transitions. [2023-11-19 02:50:10,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:50:10,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:10,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1032 states and 1172 transitions. [2023-11-19 02:50:10,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1172 transitions. [2023-11-19 02:50:10,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:50:10,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:10,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1031 states and 1171 transitions. [2023-11-19 02:50:10,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1171 transitions. [2023-11-19 02:50:10,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:50:10,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1030 states and 1170 transitions. [2023-11-19 02:50:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1170 transitions. [2023-11-19 02:50:11,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:50:11,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:11,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:11,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:11,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:11,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1030 states and 1168 transitions. [2023-11-19 02:50:11,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1168 transitions. [2023-11-19 02:50:11,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:50:11,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:11,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:11,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:11,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1031 states and 1166 transitions. [2023-11-19 02:50:11,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1166 transitions. [2023-11-19 02:50:11,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:50:11,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:11,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:11,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:11,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1031 states and 1162 transitions. [2023-11-19 02:50:11,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1162 transitions. [2023-11-19 02:50:11,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:50:11,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:11,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:11,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:11,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:11,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:11,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1031 states and 1160 transitions. [2023-11-19 02:50:11,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1160 transitions. [2023-11-19 02:50:11,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:50:11,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:11,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:50:11,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:12,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:12,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1033 states and 1165 transitions. [2023-11-19 02:50:12,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1165 transitions. [2023-11-19 02:50:12,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:50:12,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:12,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:12,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:50:12,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:12,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:12,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:12,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1035 states and 1168 transitions. [2023-11-19 02:50:12,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1168 transitions. [2023-11-19 02:50:12,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:50:12,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:12,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:13,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:13,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:13,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:13,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1037 states and 1174 transitions. [2023-11-19 02:50:13,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1174 transitions. [2023-11-19 02:50:13,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:50:13,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:13,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:13,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:13,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:13,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:13,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1036 states and 1173 transitions. [2023-11-19 02:50:13,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1173 transitions. [2023-11-19 02:50:13,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:50:13,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:13,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:13,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:13,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:13,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:14,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1037 states and 1174 transitions. [2023-11-19 02:50:14,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1174 transitions. [2023-11-19 02:50:14,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:50:14,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:14,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:14,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:14,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:14,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:14,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1036 states and 1173 transitions. [2023-11-19 02:50:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1173 transitions. [2023-11-19 02:50:14,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:50:14,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:14,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:14,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:14,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:14,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:14,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1037 states and 1175 transitions. [2023-11-19 02:50:14,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1175 transitions. [2023-11-19 02:50:14,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:50:14,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:14,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:14,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:14,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:15,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:15,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:15,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1040 states and 1181 transitions. [2023-11-19 02:50:15,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1181 transitions. [2023-11-19 02:50:15,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:50:15,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:15,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:15,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:15,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:15,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:15,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1039 states and 1180 transitions. [2023-11-19 02:50:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1180 transitions. [2023-11-19 02:50:15,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:50:15,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:15,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:15,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:15,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:15,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:16,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1040 states and 1182 transitions. [2023-11-19 02:50:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1182 transitions. [2023-11-19 02:50:16,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:50:16,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:16,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:16,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:16,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:16,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:16,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1039 states and 1181 transitions. [2023-11-19 02:50:16,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1181 transitions. [2023-11-19 02:50:16,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:50:16,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:16,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:16,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:16,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:16,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:16,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1040 states and 1183 transitions. [2023-11-19 02:50:16,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1183 transitions. [2023-11-19 02:50:16,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:50:16,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:16,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:16,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:16,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:17,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:17,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1043 states and 1187 transitions. [2023-11-19 02:50:17,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1187 transitions. [2023-11-19 02:50:17,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:50:17,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:17,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:17,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:17,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:17,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1044 states and 1190 transitions. [2023-11-19 02:50:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1190 transitions. [2023-11-19 02:50:17,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:50:17,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:17,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:17,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:17,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1044 states and 1189 transitions. [2023-11-19 02:50:17,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1189 transitions. [2023-11-19 02:50:17,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:50:17,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:17,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:17,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:17,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1043 states and 1188 transitions. [2023-11-19 02:50:17,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1188 transitions. [2023-11-19 02:50:17,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:50:17,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:18,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:18,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:18,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:18,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:18,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:18,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1044 states and 1190 transitions. [2023-11-19 02:50:18,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1190 transitions. [2023-11-19 02:50:18,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:18,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:18,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:18,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:18,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:18,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:18,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:18,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1047 states and 1194 transitions. [2023-11-19 02:50:18,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1194 transitions. [2023-11-19 02:50:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:18,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:18,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:18,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:18,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:18,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:18,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:18,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1046 states and 1193 transitions. [2023-11-19 02:50:18,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1193 transitions. [2023-11-19 02:50:18,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:18,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:18,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:18,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:18,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:18,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:19,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:19,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1047 states and 1195 transitions. [2023-11-19 02:50:19,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1195 transitions. [2023-11-19 02:50:19,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:50:19,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:19,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:19,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:19,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:19,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:19,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1046 states and 1194 transitions. [2023-11-19 02:50:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1194 transitions. [2023-11-19 02:50:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:50:19,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:19,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:19,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:19,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:19,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:19,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:20,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:20,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1047 states and 1196 transitions. [2023-11-19 02:50:20,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1196 transitions. [2023-11-19 02:50:20,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:20,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:20,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:20,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:20,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:20,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:20,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1050 states and 1200 transitions. [2023-11-19 02:50:20,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1200 transitions. [2023-11-19 02:50:20,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:20,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:20,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:20,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:20,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:20,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:20,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:20,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1049 states and 1199 transitions. [2023-11-19 02:50:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1199 transitions. [2023-11-19 02:50:20,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:20,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:20,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:20,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:20,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:20,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:20,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:21,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:21,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1050 states and 1201 transitions. [2023-11-19 02:50:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1201 transitions. [2023-11-19 02:50:21,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:50:21,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:21,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:21,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:21,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:21,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:21,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:21,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1051 states and 1204 transitions. [2023-11-19 02:50:21,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1204 transitions. [2023-11-19 02:50:21,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:50:21,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:21,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:21,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:21,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1051 states and 1203 transitions. [2023-11-19 02:50:22,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1203 transitions. [2023-11-19 02:50:22,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:22,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:22,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:22,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:22,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1054 states and 1207 transitions. [2023-11-19 02:50:22,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1207 transitions. [2023-11-19 02:50:22,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:22,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:22,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:22,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:22,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:22,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1053 states and 1206 transitions. [2023-11-19 02:50:22,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1206 transitions. [2023-11-19 02:50:22,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:22,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:22,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:22,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:22,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:22,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:23,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:23,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1054 states and 1208 transitions. [2023-11-19 02:50:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1208 transitions. [2023-11-19 02:50:23,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:50:23,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:23,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:23,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:23,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:23,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:23,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1057 states and 1212 transitions. [2023-11-19 02:50:23,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1212 transitions. [2023-11-19 02:50:23,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:50:23,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:23,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:23,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:23,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:23,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:33,587 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 [] [2023-11-19 02:50:33,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:33,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1057 states and 1210 transitions. [2023-11-19 02:50:33,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1210 transitions. [2023-11-19 02:50:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:50:33,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:33,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:33,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:50:33,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:33,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:34,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:34,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1073 states and 1229 transitions. [2023-11-19 02:50:34,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1229 transitions. [2023-11-19 02:50:34,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:50:34,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:34,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:34,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:50:34,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:34,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:34,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:35,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1089 states and 1254 transitions. [2023-11-19 02:50:35,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1254 transitions. [2023-11-19 02:50:35,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:50:35,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:35,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:35,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:50:35,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:35,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:36,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:36,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1087 states and 1248 transitions. [2023-11-19 02:50:36,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1248 transitions. [2023-11-19 02:50:36,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:50:36,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:36,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:36,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:50:36,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:36,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:36,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:39,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:50:40,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:40,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1102 states and 1268 transitions. [2023-11-19 02:50:40,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1268 transitions. [2023-11-19 02:50:40,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:50:40,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:40,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:40,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:50:40,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:40,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:40,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1102 states and 1266 transitions. [2023-11-19 02:50:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1266 transitions. [2023-11-19 02:50:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:50:40,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:40,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:40,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:40,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:42,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 971 states and 1091 transitions. [2023-11-19 02:50:42,062 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1091 transitions. [2023-11-19 02:50:42,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:50:42,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:42,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:42,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 970 states and 1090 transitions. [2023-11-19 02:50:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1090 transitions. [2023-11-19 02:50:42,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:50:42,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:42,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:43,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:44,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 969 states and 1089 transitions. [2023-11-19 02:50:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1089 transitions. [2023-11-19 02:50:44,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:50:44,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:44,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:44,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:44,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 972 states and 1093 transitions. [2023-11-19 02:50:44,842 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1093 transitions. [2023-11-19 02:50:44,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:50:44,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:44,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:44,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 971 states and 1090 transitions. [2023-11-19 02:50:45,384 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1090 transitions. [2023-11-19 02:50:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:50:45,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:45,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:45,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 974 states and 1094 transitions. [2023-11-19 02:50:45,578 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1094 transitions. [2023-11-19 02:50:45,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:50:45,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:45,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:45,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 973 states and 1093 transitions. [2023-11-19 02:50:45,729 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1093 transitions. [2023-11-19 02:50:45,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:50:45,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:45,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:47,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:47,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 972 states and 1092 transitions. [2023-11-19 02:50:47,200 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1092 transitions. [2023-11-19 02:50:47,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:50:47,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:47,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:47,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:47,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:47,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.