./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.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_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/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_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/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_df3842db-2393-4258-9d79-1a48c4117ef2/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 eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:51,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:51,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:57:51,343 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:57:51,344 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:57:51,382 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:51,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:51,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:51,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:51,393 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:51,394 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:57:51,395 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:51,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:51,397 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:57:51,397 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:57:51,398 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:57:51,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:51,399 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:57:51,399 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:51,400 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:51,400 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:51,401 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:51,401 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:51,402 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:51,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:51,403 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:51,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:51,404 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:57:51,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:57:51,405 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_df3842db-2393-4258-9d79-1a48c4117ef2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 [2023-11-19 03:57:51,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:51,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:51,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:51,783 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:51,784 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:51,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2023-11-19 03:57:55,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:55,334 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:55,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2023-11-19 03:57:55,354 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/data/1b5018d25/b41a3da0ba02403bacfa8ca571d81cc1/FLAG020b3beef [2023-11-19 03:57:55,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/data/1b5018d25/b41a3da0ba02403bacfa8ca571d81cc1 [2023-11-19 03:57:55,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:55,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:55,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:55,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:55,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:55,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:55" (1/1) ... [2023-11-19 03:57:55,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@531bd4f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:55, skipping insertion in model container [2023-11-19 03:57:55,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:55" (1/1) ... [2023-11-19 03:57:55,449 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:56,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:56,060 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:56,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:56,322 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:57:56,332 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:56,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56 WrapperNode [2023-11-19 03:57:56,333 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:56,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:56,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:56,336 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:56,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,605 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1422 [2023-11-19 03:57:56,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:56,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:56,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:56,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:56,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,739 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,778 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:56,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:56,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:56,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:56,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:56" (1/1) ... [2023-11-19 03:57:56,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:56,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:56,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:56,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3842db-2393-4258-9d79-1a48c4117ef2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:57:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:57:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:57:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:57:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:57:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:57:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:57:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:57:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:57:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:56,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:57,117 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:57,120 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:59,486 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:01,149 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:01,149 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 03:58:01,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:01 BoogieIcfgContainer [2023-11-19 03:58:01,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:58:01,161 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:58:01,162 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:58:01,172 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:58:01,172 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:01" (1/1) ... [2023-11-19 03:58:01,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:58:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:01,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 990 states and 1123 transitions. [2023-11-19 03:58:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1123 transitions. [2023-11-19 03:58:01,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:58:01,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:01,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:01,451 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 03:58:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:01,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 989 states and 1122 transitions. [2023-11-19 03:58:01,518 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1122 transitions. [2023-11-19 03:58:01,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:58:01,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:01,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:01,697 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 03:58:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 988 states and 1121 transitions. [2023-11-19 03:58:01,799 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1121 transitions. [2023-11-19 03:58:01,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:58:01,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:01,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:01,874 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 03:58:01,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:01,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 987 states and 1119 transitions. [2023-11-19 03:58:01,895 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1119 transitions. [2023-11-19 03:58:01,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:58:01,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:01,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:02,001 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 03:58:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 986 states and 1118 transitions. [2023-11-19 03:58:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1118 transitions. [2023-11-19 03:58:02,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:58:02,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:02,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:02,191 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 03:58:02,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:02,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 985 states and 1117 transitions. [2023-11-19 03:58:02,220 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1117 transitions. [2023-11-19 03:58:02,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:58:02,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:02,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:02,346 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 03:58:02,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 984 states and 1116 transitions. [2023-11-19 03:58:02,387 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1116 transitions. [2023-11-19 03:58:02,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:58:02,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:02,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:02,423 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 03:58:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:02,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 983 states and 1115 transitions. [2023-11-19 03:58:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1115 transitions. [2023-11-19 03:58:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:58:02,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:02,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:02,495 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 03:58:02,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:02,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 982 states and 1114 transitions. [2023-11-19 03:58:02,521 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1114 transitions. [2023-11-19 03:58:02,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:58:02,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:02,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:02,593 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 03:58:02,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:02,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 981 states and 1113 transitions. [2023-11-19 03:58:02,714 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1113 transitions. [2023-11-19 03:58:02,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:58:02,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:02,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:02,818 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 03:58:03,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 980 states and 1112 transitions. [2023-11-19 03:58:03,072 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1112 transitions. [2023-11-19 03:58:03,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:58:03,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:03,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,109 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 03:58:03,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:03,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 979 states and 1110 transitions. [2023-11-19 03:58:03,130 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1110 transitions. [2023-11-19 03:58:03,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:58:03,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:03,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,170 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 03:58:03,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:03,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 978 states and 1109 transitions. [2023-11-19 03:58:03,198 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1109 transitions. [2023-11-19 03:58:03,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:58:03,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:03,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,295 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 03:58:03,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:03,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 977 states and 1108 transitions. [2023-11-19 03:58:03,454 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1108 transitions. [2023-11-19 03:58:03,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:58:03,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:03,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,505 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 03:58:03,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:03,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 976 states and 1107 transitions. [2023-11-19 03:58:03,635 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1107 transitions. [2023-11-19 03:58:03,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:58:03,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:03,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,663 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 03:58:03,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:03,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 975 states and 1106 transitions. [2023-11-19 03:58:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1106 transitions. [2023-11-19 03:58:03,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:58:03,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:03,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,721 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 03:58:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:03,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 974 states and 1105 transitions. [2023-11-19 03:58:03,744 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1105 transitions. [2023-11-19 03:58:03,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:58:03,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:03,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,774 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 03:58:03,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 973 states and 1104 transitions. [2023-11-19 03:58:03,807 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1104 transitions. [2023-11-19 03:58:03,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:58:03,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:03,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,892 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 03:58:04,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 972 states and 1103 transitions. [2023-11-19 03:58:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1103 transitions. [2023-11-19 03:58:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:58:04,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:04,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:04,348 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 03:58:04,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:04,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 974 states and 1106 transitions. [2023-11-19 03:58:04,747 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1106 transitions. [2023-11-19 03:58:04,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:58:04,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:04,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:04,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:04,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:04,890 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 03:58:04,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:04,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 974 states and 1104 transitions. [2023-11-19 03:58:04,907 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1104 transitions. [2023-11-19 03:58:04,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:58:04,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:04,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:04,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:04,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:04,988 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 03:58:05,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:05,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 974 states and 1100 transitions. [2023-11-19 03:58:05,004 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1100 transitions. [2023-11-19 03:58:05,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:58:05,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:05,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:05,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:05,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:05,087 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 03:58:05,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:05,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 974 states and 1098 transitions. [2023-11-19 03:58:05,102 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1098 transitions. [2023-11-19 03:58:05,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:58:05,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:05,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:05,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:58:05,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:05,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:58:05,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:05,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 976 states and 1102 transitions. [2023-11-19 03:58:05,365 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1102 transitions. [2023-11-19 03:58:05,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:58:05,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:05,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:05,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:58:05,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:05,465 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 03:58:05,567 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 03:58:05,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 978 states and 1106 transitions. [2023-11-19 03:58:05,824 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1106 transitions. [2023-11-19 03:58:05,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:58:05,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:05,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:05,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:05,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:05,907 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 03:58:05,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:05,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 977 states and 1105 transitions. [2023-11-19 03:58:05,929 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1105 transitions. [2023-11-19 03:58:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:58:05,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:05,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:06,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:06,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:06,017 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 03:58:06,182 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 03:58:06,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 978 states and 1106 transitions. [2023-11-19 03:58:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1106 transitions. [2023-11-19 03:58:06,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:58:06,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:06,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:06,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:06,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:06,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:06,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 980 states and 1112 transitions. [2023-11-19 03:58:06,896 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1112 transitions. [2023-11-19 03:58:06,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:58:06,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:06,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:06,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:07,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:07,017 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 03:58:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:07,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 979 states and 1111 transitions. [2023-11-19 03:58:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1111 transitions. [2023-11-19 03:58:07,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:58:07,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:07,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:07,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:07,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:07,159 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 03:58:07,281 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 03:58:07,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:07,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 980 states and 1113 transitions. [2023-11-19 03:58:07,582 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1113 transitions. [2023-11-19 03:58:07,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:58:07,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:07,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:07,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:07,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:07,664 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 03:58:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 979 states and 1112 transitions. [2023-11-19 03:58:07,692 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1112 transitions. [2023-11-19 03:58:07,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:58:07,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:07,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:07,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:07,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:07,784 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 03:58:07,906 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 03:58:08,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:08,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 980 states and 1114 transitions. [2023-11-19 03:58:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1114 transitions. [2023-11-19 03:58:08,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:58:08,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:08,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:08,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:08,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:08,448 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 03:58:08,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:08,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 983 states and 1120 transitions. [2023-11-19 03:58:08,619 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1120 transitions. [2023-11-19 03:58:08,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:58:08,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:08,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:08,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:08,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:08,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:08,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:08,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 982 states and 1119 transitions. [2023-11-19 03:58:08,733 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1119 transitions. [2023-11-19 03:58:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:58:08,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:08,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:08,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:08,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:08,817 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 03:58:08,988 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 03:58:09,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:09,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 983 states and 1121 transitions. [2023-11-19 03:58:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1121 transitions. [2023-11-19 03:58:09,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:58:09,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:09,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:09,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:09,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:09,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:09,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:09,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 982 states and 1120 transitions. [2023-11-19 03:58:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1120 transitions. [2023-11-19 03:58:09,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:58:09,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:09,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:09,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:09,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:09,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:58:09,736 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 03:58:10,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:10,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 983 states and 1122 transitions. [2023-11-19 03:58:10,131 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1122 transitions. [2023-11-19 03:58:10,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:58:10,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:10,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:10,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:10,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:10,239 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 03:58:10,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 986 states and 1126 transitions. [2023-11-19 03:58:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1126 transitions. [2023-11-19 03:58:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:58:10,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:10,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:10,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:10,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:10,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:10,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 985 states and 1125 transitions. [2023-11-19 03:58:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1125 transitions. [2023-11-19 03:58:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:58:10,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:10,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:10,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:10,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:10,530 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 03:58:10,682 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 03:58:11,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:11,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 986 states and 1127 transitions. [2023-11-19 03:58:11,123 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1127 transitions. [2023-11-19 03:58:11,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:58:11,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:11,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:11,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:11,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:11,224 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 03:58:11,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:11,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 985 states and 1126 transitions. [2023-11-19 03:58:11,251 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1126 transitions. [2023-11-19 03:58:11,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:58:11,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:11,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:11,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:11,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:11,350 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 03:58:11,499 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 03:58:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:11,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 986 states and 1128 transitions. [2023-11-19 03:58:11,910 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1128 transitions. [2023-11-19 03:58:11,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:58:11,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:11,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:11,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:11,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:12,007 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 03:58:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:12,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 989 states and 1132 transitions. [2023-11-19 03:58:12,043 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1132 transitions. [2023-11-19 03:58:12,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:58:12,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:12,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:12,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:12,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:12,140 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 03:58:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:12,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 988 states and 1131 transitions. [2023-11-19 03:58:12,163 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1131 transitions. [2023-11-19 03:58:12,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:58:12,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:12,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:12,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:12,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:12,258 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 03:58:12,440 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 03:58:12,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:12,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 989 states and 1133 transitions. [2023-11-19 03:58:12,888 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1133 transitions. [2023-11-19 03:58:12,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:58:12,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:12,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:12,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:12,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:13,001 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 03:58:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 988 states and 1132 transitions. [2023-11-19 03:58:13,067 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1132 transitions. [2023-11-19 03:58:13,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:58:13,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:13,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:13,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:13,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:13,179 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 03:58:13,357 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 03:58:13,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:13,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 989 states and 1134 transitions. [2023-11-19 03:58:13,834 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1134 transitions. [2023-11-19 03:58:13,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:58:13,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:13,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:13,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:13,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:13,937 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 03:58:13,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:13,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 992 states and 1138 transitions. [2023-11-19 03:58:13,975 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1138 transitions. [2023-11-19 03:58:13,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:58:13,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:13,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:14,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:14,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:14,094 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 03:58:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:14,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 991 states and 1137 transitions. [2023-11-19 03:58:14,124 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1137 transitions. [2023-11-19 03:58:14,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:58:14,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:14,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:14,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:14,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:14,246 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 03:58:14,431 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 03:58:14,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:14,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 992 states and 1139 transitions. [2023-11-19 03:58:14,880 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1139 transitions. [2023-11-19 03:58:14,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:58:14,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:14,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:14,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:14,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:14,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:15,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:15,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 991 states and 1138 transitions. [2023-11-19 03:58:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1138 transitions. [2023-11-19 03:58:15,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:58:15,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:15,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:15,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:58:15,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:15,119 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 03:58:15,307 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 03:58:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:15,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 992 states and 1140 transitions. [2023-11-19 03:58:15,821 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1140 transitions. [2023-11-19 03:58:15,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:58:15,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:15,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:15,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:15,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:15,985 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 03:58:16,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:16,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 995 states and 1144 transitions. [2023-11-19 03:58:16,024 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1144 transitions. [2023-11-19 03:58:16,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:58:16,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:16,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:16,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:16,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:16,134 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 03:58:16,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:16,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 998 states and 1148 transitions. [2023-11-19 03:58:16,173 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1148 transitions. [2023-11-19 03:58:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:58:16,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:16,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:16,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:16,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:16,270 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 03:58:26,296 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 03:58:26,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:26,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 998 states and 1146 transitions. [2023-11-19 03:58:26,318 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1146 transitions. [2023-11-19 03:58:26,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:58:26,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:26,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:26,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:58:26,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:26,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:58:26,459 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 03:58:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:26,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1014 states and 1164 transitions. [2023-11-19 03:58:26,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1164 transitions. [2023-11-19 03:58:26,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:58:26,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:26,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:27,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:58:27,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:27,072 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 03:58:27,156 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 03:58:27,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:27,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1030 states and 1189 transitions. [2023-11-19 03:58:27,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1189 transitions. [2023-11-19 03:58:27,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:58:27,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:27,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:27,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:58:27,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:27,961 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 03:58:37,983 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 [] [2023-11-19 03:58:47,992 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 []