./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV --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 b9bf0bad0cbe69b5d3c479fc9571d5ea3a755c149f856a4942bf9e49854dfec3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:05,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:05,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:51:05,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:05,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:05,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:05,698 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:05,699 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:05,700 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:05,706 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:05,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:05,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:05,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:05,711 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:51:05,711 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:51:05,712 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:51:05,713 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:05,714 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:05,714 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:05,715 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:05,716 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:05,717 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:05,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:05,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:05,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:05,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:05,721 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:05,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:05,722 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_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9bf0bad0cbe69b5d3c479fc9571d5ea3a755c149f856a4942bf9e49854dfec3 [2023-11-11 23:51:06,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:06,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:06,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:06,170 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:06,170 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:06,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i [2023-11-11 23:51:09,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:10,024 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:10,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i [2023-11-11 23:51:10,060 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/data/c3b0009c8/08a9b7343d194273958d3b6c8f50e2aa/FLAG39f5db2e1 [2023-11-11 23:51:10,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/data/c3b0009c8/08a9b7343d194273958d3b6c8f50e2aa [2023-11-11 23:51:10,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:10,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:10,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:10,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:10,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:10,100 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308cdc54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10, skipping insertion in model container [2023-11-11 23:51:10,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,218 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:11,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:11,046 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:11,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:11,356 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:11,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11 WrapperNode [2023-11-11 23:51:11,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:11,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:11,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:11,359 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:11,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,571 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1594 [2023-11-11 23:51:11,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:11,572 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:11,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:11,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:11,595 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,711 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:11,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:11,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:11,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:11,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:11,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:11,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:11,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae9d46f9-41b9-4b69-8ef8-9873ba0c18fe/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:51:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:51:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:51:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:11,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:12,169 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:12,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:15,200 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:16,801 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:16,802 INFO L302 CfgBuilder]: Removed 60 assume(true) statements. [2023-11-11 23:51:16,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:16 BoogieIcfgContainer [2023-11-11 23:51:16,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:16,808 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:16,808 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:16,819 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:16,819 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:16" (1/1) ... [2023-11-11 23:51:16,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:16,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1195 states and 1338 transitions. [2023-11-11 23:51:16,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1338 transitions. [2023-11-11 23:51:16,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:51:16,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:16,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:17,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1194 states and 1337 transitions. [2023-11-11 23:51:17,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1337 transitions. [2023-11-11 23:51:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:51:17,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:17,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1193 states and 1336 transitions. [2023-11-11 23:51:17,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1336 transitions. [2023-11-11 23:51:17,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:17,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:17,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1192 states and 1335 transitions. [2023-11-11 23:51:17,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1335 transitions. [2023-11-11 23:51:17,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:17,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:17,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1191 states and 1334 transitions. [2023-11-11 23:51:17,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1334 transitions. [2023-11-11 23:51:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:17,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1192 states and 1336 transitions. [2023-11-11 23:51:17,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1336 transitions. [2023-11-11 23:51:17,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:51:17,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:18,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:18,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1192 states and 1330 transitions. [2023-11-11 23:51:18,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1330 transitions. [2023-11-11 23:51:18,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:18,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:18,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:18,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:18,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1192 states and 1328 transitions. [2023-11-11 23:51:18,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1328 transitions. [2023-11-11 23:51:18,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:18,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:51:18,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:18,448 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-11 23:51:18,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:18,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1194 states and 1332 transitions. [2023-11-11 23:51:18,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1332 transitions. [2023-11-11 23:51:18,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:18,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:51:18,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:18,689 INFO L351 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 [2023-11-11 23:51:18,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1196 states and 1336 transitions. [2023-11-11 23:51:18,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1336 transitions. [2023-11-11 23:51:18,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:18,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:19,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:19,083 INFO L351 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 [2023-11-11 23:51:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:19,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1197 states and 1338 transitions. [2023-11-11 23:51:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1338 transitions. [2023-11-11 23:51:19,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:19,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:19,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:19,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:19,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:19,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1197 states and 1337 transitions. [2023-11-11 23:51:19,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1337 transitions. [2023-11-11 23:51:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:19,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:19,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:19,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:19,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:19,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:19,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1199 states and 1343 transitions. [2023-11-11 23:51:19,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1343 transitions. [2023-11-11 23:51:19,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:19,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:19,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:20,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:20,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:20,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1198 states and 1342 transitions. [2023-11-11 23:51:20,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1342 transitions. [2023-11-11 23:51:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:20,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:20,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:20,219 INFO L351 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 [2023-11-11 23:51:20,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:20,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1199 states and 1344 transitions. [2023-11-11 23:51:20,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1344 transitions. [2023-11-11 23:51:20,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:20,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:20,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:20,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:20,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1198 states and 1343 transitions. [2023-11-11 23:51:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1343 transitions. [2023-11-11 23:51:20,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:20,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:20,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:20,764 INFO L351 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 [2023-11-11 23:51:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:21,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:21,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1199 states and 1345 transitions. [2023-11-11 23:51:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1345 transitions. [2023-11-11 23:51:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:21,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:21,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:21,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:21,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:21,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:21,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:21,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1202 states and 1351 transitions. [2023-11-11 23:51:21,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1351 transitions. [2023-11-11 23:51:21,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:51:21,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:21,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:21,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:21,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:21,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:21,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1201 states and 1350 transitions. [2023-11-11 23:51:21,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1350 transitions. [2023-11-11 23:51:21,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:51:21,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:21,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:21,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:21,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:21,606 INFO L351 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 [2023-11-11 23:51:21,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:22,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1202 states and 1352 transitions. [2023-11-11 23:51:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1352 transitions. [2023-11-11 23:51:22,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:22,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:22,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:22,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1201 states and 1351 transitions. [2023-11-11 23:51:22,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1351 transitions. [2023-11-11 23:51:22,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:22,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:22,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:22,286 INFO L351 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 [2023-11-11 23:51:22,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1202 states and 1353 transitions. [2023-11-11 23:51:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1353 transitions. [2023-11-11 23:51:22,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:22,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:22,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:22,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1205 states and 1357 transitions. [2023-11-11 23:51:22,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1357 transitions. [2023-11-11 23:51:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:22,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:22,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:22,927 INFO L351 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 [2023-11-11 23:51:23,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:23,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1206 states and 1360 transitions. [2023-11-11 23:51:23,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1360 transitions. [2023-11-11 23:51:23,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:23,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:23,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:23,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:23,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1206 states and 1359 transitions. [2023-11-11 23:51:23,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1359 transitions. [2023-11-11 23:51:23,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:23,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:23,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:23,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:23,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1205 states and 1358 transitions. [2023-11-11 23:51:23,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1358 transitions. [2023-11-11 23:51:23,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:23,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:23,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:23,693 INFO L351 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 [2023-11-11 23:51:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:24,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1206 states and 1360 transitions. [2023-11-11 23:51:24,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1360 transitions. [2023-11-11 23:51:24,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:24,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:24,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:24,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:24,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1209 states and 1364 transitions. [2023-11-11 23:51:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1364 transitions. [2023-11-11 23:51:24,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:24,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:24,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:24,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:24,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1208 states and 1363 transitions. [2023-11-11 23:51:24,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1363 transitions. [2023-11-11 23:51:24,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:24,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:24,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:24,525 INFO L351 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 [2023-11-11 23:51:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1209 states and 1365 transitions. [2023-11-11 23:51:24,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1365 transitions. [2023-11-11 23:51:24,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:24,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:24,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:25,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1208 states and 1364 transitions. [2023-11-11 23:51:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1364 transitions. [2023-11-11 23:51:25,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:25,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:25,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:25,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:25,140 INFO L351 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 [2023-11-11 23:51:25,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:25,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1209 states and 1366 transitions. [2023-11-11 23:51:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1366 transitions. [2023-11-11 23:51:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:25,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:25,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:25,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:25,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:25,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1212 states and 1370 transitions. [2023-11-11 23:51:25,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1370 transitions. [2023-11-11 23:51:25,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:25,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:25,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:25,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:25,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:25,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1211 states and 1369 transitions. [2023-11-11 23:51:25,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1369 transitions. [2023-11-11 23:51:25,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:25,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:25,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:25,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:25,926 INFO L351 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 [2023-11-11 23:51:26,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:26,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1212 states and 1371 transitions. [2023-11-11 23:51:26,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1371 transitions. [2023-11-11 23:51:26,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:26,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:26,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:26,481 INFO L351 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 [2023-11-11 23:51:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1213 states and 1374 transitions. [2023-11-11 23:51:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1374 transitions. [2023-11-11 23:51:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:26,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:26,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:26,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:27,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:27,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1213 states and 1373 transitions. [2023-11-11 23:51:27,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1373 transitions. [2023-11-11 23:51:27,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:27,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:27,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:27,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:27,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:27,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:27,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:27,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1216 states and 1377 transitions. [2023-11-11 23:51:27,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1377 transitions. [2023-11-11 23:51:27,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:27,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:27,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:27,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:27,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:27,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:27,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:27,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1219 states and 1381 transitions. [2023-11-11 23:51:27,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1381 transitions. [2023-11-11 23:51:27,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:27,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:27,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:27,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:27,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:37,431 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 [] [2023-11-11 23:51:37,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1219 states and 1379 transitions. [2023-11-11 23:51:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1379 transitions. [2023-11-11 23:51:37,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:37,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:37,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:37,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:51:37,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:37,576 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-11 23:51:37,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:38,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1235 states and 1397 transitions. [2023-11-11 23:51:38,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1397 transitions. [2023-11-11 23:51:38,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:38,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:38,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:38,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:51:38,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:38,208 INFO L351 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 [2023-11-11 23:51:38,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:38,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:38,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1251 states and 1422 transitions. [2023-11-11 23:51:38,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1422 transitions. [2023-11-11 23:51:38,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:51:38,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:38,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:39,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:51:39,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:39,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:49,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-11 23:51:59,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []