./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/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_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/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_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/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 b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:12,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:12,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:54:12,684 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:12,685 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:12,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:12,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:12,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:12,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:12,733 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:12,735 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:12,735 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:12,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:12,737 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:54:12,738 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:54:12,738 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:54:12,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:12,739 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:54:12,739 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:12,740 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:12,740 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:12,741 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:12,741 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:12,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:12,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:12,743 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:12,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:12,744 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:12,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:12,745 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_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 [2023-11-19 02:54:13,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:13,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:13,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:13,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:13,153 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:13,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2023-11-19 02:54:16,362 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:16,801 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:16,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2023-11-19 02:54:16,850 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/data/d3141d5f7/7d1fa2999d0e44608fb6236122a36de0/FLAGab749ef73 [2023-11-19 02:54:16,872 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/data/d3141d5f7/7d1fa2999d0e44608fb6236122a36de0 [2023-11-19 02:54:16,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:16,881 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:16,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:16,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:16,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:16,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:16" (1/1) ... [2023-11-19 02:54:16,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65796c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16, skipping insertion in model container [2023-11-19 02:54:16,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:16" (1/1) ... [2023-11-19 02:54:16,978 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:17,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:17,734 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:17,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:17,982 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:17,991 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:17,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17 WrapperNode [2023-11-19 02:54:17,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:17,993 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:17,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:17,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:18,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,071 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,165 INFO L138 Inliner]: procedures = 208, calls = 288, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1435 [2023-11-19 02:54:18,166 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:18,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:18,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:18,167 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:18,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,296 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,312 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,326 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:18,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:18,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:18,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:18,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:18,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:18,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:18,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:18,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3af9b0-7684-4bc0-ae91-5f4fce427db9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:54:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:54:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:54:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:54:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:54:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:54:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:18,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:18,737 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:18,739 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:21,247 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:22,807 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:22,807 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:54:22,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:22 BoogieIcfgContainer [2023-11-19 02:54:22,823 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:22,825 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:22,825 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:22,835 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:22,836 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:22" (1/1) ... [2023-11-19 02:54:22,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:22,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:22,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 997 states and 1132 transitions. [2023-11-19 02:54:22,947 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1132 transitions. [2023-11-19 02:54:22,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:54:22,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:22,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:23,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:23,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 996 states and 1131 transitions. [2023-11-19 02:54:23,285 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1131 transitions. [2023-11-19 02:54:23,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:54:23,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:23,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 995 states and 1130 transitions. [2023-11-19 02:54:23,503 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1130 transitions. [2023-11-19 02:54:23,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:54:23,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:23,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 994 states and 1128 transitions. [2023-11-19 02:54:23,558 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1128 transitions. [2023-11-19 02:54:23,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:54:23,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:23,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:23,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 993 states and 1127 transitions. [2023-11-19 02:54:23,707 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1127 transitions. [2023-11-19 02:54:23,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:54:23,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:23,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 992 states and 1126 transitions. [2023-11-19 02:54:23,865 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1126 transitions. [2023-11-19 02:54:23,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:54:23,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:24,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 995 states and 1131 transitions. [2023-11-19 02:54:24,229 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1131 transitions. [2023-11-19 02:54:24,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:54:24,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:24,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 994 states and 1130 transitions. [2023-11-19 02:54:24,305 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1130 transitions. [2023-11-19 02:54:24,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:54:24,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:24,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 995 states and 1131 transitions. [2023-11-19 02:54:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1131 transitions. [2023-11-19 02:54:24,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:24,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 996 states and 1133 transitions. [2023-11-19 02:54:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1133 transitions. [2023-11-19 02:54:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:24,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:24,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 997 states and 1135 transitions. [2023-11-19 02:54:24,958 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1135 transitions. [2023-11-19 02:54:24,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:24,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 996 states and 1133 transitions. [2023-11-19 02:54:25,050 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1133 transitions. [2023-11-19 02:54:25,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:25,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:25,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 995 states and 1132 transitions. [2023-11-19 02:54:25,107 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1132 transitions. [2023-11-19 02:54:25,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:54:25,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:25,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 996 states and 1134 transitions. [2023-11-19 02:54:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1134 transitions. [2023-11-19 02:54:25,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:54:25,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:25,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 997 states and 1135 transitions. [2023-11-19 02:54:25,547 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1135 transitions. [2023-11-19 02:54:25,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:54:25,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:25,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 996 states and 1134 transitions. [2023-11-19 02:54:25,605 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1134 transitions. [2023-11-19 02:54:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:54:25,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 995 states and 1133 transitions. [2023-11-19 02:54:25,676 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1133 transitions. [2023-11-19 02:54:25,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:54:25,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 994 states and 1132 transitions. [2023-11-19 02:54:25,870 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1132 transitions. [2023-11-19 02:54:25,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:54:25,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:26,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:26,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 997 states and 1136 transitions. [2023-11-19 02:54:26,367 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1136 transitions. [2023-11-19 02:54:26,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:54:26,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:26,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:26,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:26,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 999 states and 1137 transitions. [2023-11-19 02:54:26,948 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1137 transitions. [2023-11-19 02:54:26,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:54:26,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:26,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:27,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:27,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:27,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 999 states and 1135 transitions. [2023-11-19 02:54:27,060 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1135 transitions. [2023-11-19 02:54:27,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:54:27,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:27,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:27,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 999 states and 1131 transitions. [2023-11-19 02:54:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1131 transitions. [2023-11-19 02:54:27,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:54:27,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:27,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:27,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:27,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 999 states and 1129 transitions. [2023-11-19 02:54:27,278 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1129 transitions. [2023-11-19 02:54:27,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:54:27,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:54:27,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:27,418 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 02:54:27,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:27,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 1001 states and 1133 transitions. [2023-11-19 02:54:27,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1133 transitions. [2023-11-19 02:54:27,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:54:27,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:54:27,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:27,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:27,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 1006 states and 1140 transitions. [2023-11-19 02:54:28,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1140 transitions. [2023-11-19 02:54:28,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:54:28,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:28,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:28,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 1008 states and 1146 transitions. [2023-11-19 02:54:28,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1146 transitions. [2023-11-19 02:54:28,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:54:28,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:28,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:28,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:28,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1007 states and 1145 transitions. [2023-11-19 02:54:28,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1145 transitions. [2023-11-19 02:54:28,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:54:28,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:28,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:28,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:29,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:29,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 1008 states and 1146 transitions. [2023-11-19 02:54:29,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1146 transitions. [2023-11-19 02:54:29,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:54:29,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:29,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:29,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:29,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1007 states and 1145 transitions. [2023-11-19 02:54:29,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1145 transitions. [2023-11-19 02:54:29,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:54:29,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:29,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:29,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:29,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1008 states and 1147 transitions. [2023-11-19 02:54:30,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1147 transitions. [2023-11-19 02:54:30,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:54:30,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:30,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:30,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1011 states and 1153 transitions. [2023-11-19 02:54:30,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1153 transitions. [2023-11-19 02:54:30,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:54:30,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:30,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1010 states and 1152 transitions. [2023-11-19 02:54:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1152 transitions. [2023-11-19 02:54:30,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:54:30,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:30,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:30,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:30,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:31,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 1011 states and 1154 transitions. [2023-11-19 02:54:31,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1154 transitions. [2023-11-19 02:54:31,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:54:31,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:31,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:31,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:31,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:31,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1010 states and 1153 transitions. [2023-11-19 02:54:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1153 transitions. [2023-11-19 02:54:31,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:54:31,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:31,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:31,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:31,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:31,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:31,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:31,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:31,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1011 states and 1155 transitions. [2023-11-19 02:54:31,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1155 transitions. [2023-11-19 02:54:31,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:54:31,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:31,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:31,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:31,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:31,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:31,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1014 states and 1159 transitions. [2023-11-19 02:54:31,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1159 transitions. [2023-11-19 02:54:31,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:54:31,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:31,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:31,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:31,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:31,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:31,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1013 states and 1158 transitions. [2023-11-19 02:54:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1158 transitions. [2023-11-19 02:54:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:54:31,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:31,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:32,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:32,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:32,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:32,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1014 states and 1160 transitions. [2023-11-19 02:54:32,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1160 transitions. [2023-11-19 02:54:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:54:32,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:32,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:32,664 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 02:54:32,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1013 states and 1159 transitions. [2023-11-19 02:54:32,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1159 transitions. [2023-11-19 02:54:32,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:54:32,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:32,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:32,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:32,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:33,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1014 states and 1161 transitions. [2023-11-19 02:54:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1161 transitions. [2023-11-19 02:54:33,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:54:33,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:33,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:33,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1017 states and 1165 transitions. [2023-11-19 02:54:33,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1165 transitions. [2023-11-19 02:54:33,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:54:33,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:33,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:33,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:33,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1016 states and 1164 transitions. [2023-11-19 02:54:33,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1164 transitions. [2023-11-19 02:54:33,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:54:33,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:33,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:33,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:34,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1017 states and 1166 transitions. [2023-11-19 02:54:34,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1166 transitions. [2023-11-19 02:54:34,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:54:34,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:34,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:34,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:34,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:34,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1016 states and 1165 transitions. [2023-11-19 02:54:34,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1165 transitions. [2023-11-19 02:54:34,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:54:34,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:34,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:34,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:34,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:34,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:35,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:35,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1017 states and 1167 transitions. [2023-11-19 02:54:35,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1167 transitions. [2023-11-19 02:54:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:35,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:35,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:35,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:35,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:35,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:35,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1020 states and 1171 transitions. [2023-11-19 02:54:35,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1171 transitions. [2023-11-19 02:54:35,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:35,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:35,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:35,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:35,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:35,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:35,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1019 states and 1170 transitions. [2023-11-19 02:54:35,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1170 transitions. [2023-11-19 02:54:35,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:35,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:35,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:35,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:35,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:35,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:35,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:36,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:36,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1020 states and 1172 transitions. [2023-11-19 02:54:36,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1172 transitions. [2023-11-19 02:54:36,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:54:36,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:36,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:36,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:36,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:36,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:36,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:36,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1019 states and 1171 transitions. [2023-11-19 02:54:36,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1171 transitions. [2023-11-19 02:54:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:54:36,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:36,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:36,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:36,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:36,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:36,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:37,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1020 states and 1173 transitions. [2023-11-19 02:54:37,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1173 transitions. [2023-11-19 02:54:37,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:37,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:37,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:37,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:37,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:37,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:37,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1023 states and 1177 transitions. [2023-11-19 02:54:37,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1177 transitions. [2023-11-19 02:54:37,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:37,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:37,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:37,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:37,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:37,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:37,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1022 states and 1176 transitions. [2023-11-19 02:54:37,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1176 transitions. [2023-11-19 02:54:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:37,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:37,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:37,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:37,422 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 8 treesize of output 1 [2023-11-19 02:54:37,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:38,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1023 states and 1178 transitions. [2023-11-19 02:54:38,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1178 transitions. [2023-11-19 02:54:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:54:38,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:38,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:38,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1026 states and 1182 transitions. [2023-11-19 02:54:38,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1182 transitions. [2023-11-19 02:54:38,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:54:38,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:54:38,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:38,350 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 6 treesize of output 5 [2023-11-19 02:54:38,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:38,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1042 states and 1200 transitions. [2023-11-19 02:54:38,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1200 transitions. [2023-11-19 02:54:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:54:38,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:54:38,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:39,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:39,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:39,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:39,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1058 states and 1225 transitions. [2023-11-19 02:54:39,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1225 transitions. [2023-11-19 02:54:39,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:54:39,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:39,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:39,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:39,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:39,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:49,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:54:49,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:49,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1040 states and 1196 transitions. [2023-11-19 02:54:49,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1196 transitions. [2023-11-19 02:54:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:54:49,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:49,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:50,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:50,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:51,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:51,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 1052 states and 1214 transitions. [2023-11-19 02:54:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1214 transitions. [2023-11-19 02:54:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:54:51,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:51,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:51,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:51,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:51,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:51,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1055 states and 1218 transitions. [2023-11-19 02:54:51,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1218 transitions. [2023-11-19 02:54:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:54:51,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:51,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:51,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:51,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:52,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:52,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:52,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1058 states and 1224 transitions. [2023-11-19 02:54:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1224 transitions. [2023-11-19 02:54:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:54:52,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:52,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:52,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:52,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:52,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:53,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:53,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1060 states and 1227 transitions. [2023-11-19 02:54:53,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1227 transitions. [2023-11-19 02:54:53,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:54:53,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:53,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:53,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:53,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:53,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1063 states and 1231 transitions. [2023-11-19 02:54:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1231 transitions. [2023-11-19 02:54:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:54:53,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:53,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:53,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:53,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:53,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:54,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:54,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1066 states and 1237 transitions. [2023-11-19 02:54:54,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1237 transitions. [2023-11-19 02:54:54,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:54:54,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:54,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:54,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:54,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:54,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:54,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:54,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1068 states and 1240 transitions. [2023-11-19 02:54:54,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1240 transitions. [2023-11-19 02:54:54,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:54:54,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:54,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:54,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:54,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:54,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:55,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1071 states and 1248 transitions. [2023-11-19 02:54:55,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1248 transitions. [2023-11-19 02:54:55,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:54:55,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:55,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:55,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:55,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:55,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:55,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:55,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1074 states and 1251 transitions. [2023-11-19 02:54:55,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1251 transitions. [2023-11-19 02:54:55,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:54:55,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:55,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:55,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:55,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:55,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:05,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []