./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.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_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/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_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/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_842d2d54-d1d2-4b00-8646-0fbdb7d100be/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 67499ec0709cfdcc368630c5b1d94f26157589b8bf16f22cf5d62554760c6dd7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:43:52,992 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:43:53,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:43:53,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:43:53,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:43:53,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:43:53,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:43:53,189 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:43:53,190 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:43:53,195 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:43:53,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:43:53,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:43:53,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:43:53,199 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:43:53,199 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:43:53,199 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:43:53,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:43:53,200 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:43:53,201 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:43:53,201 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:43:53,202 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:43:53,202 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:43:53,203 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:43:53,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:43:53,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:53,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:43:53,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:43:53,205 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:43:53,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:43:53,206 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_842d2d54-d1d2-4b00-8646-0fbdb7d100be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67499ec0709cfdcc368630c5b1d94f26157589b8bf16f22cf5d62554760c6dd7 [2023-11-19 02:43:53,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:43:53,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:43:53,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:43:53,516 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:43:53,516 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:43:53,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i [2023-11-19 02:43:56,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:43:56,955 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:43:56,955 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i [2023-11-19 02:43:56,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/data/53e0197a2/b29578b057eb4fd591ceb95661bdc303/FLAG1982ccbe4 [2023-11-19 02:43:56,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/data/53e0197a2/b29578b057eb4fd591ceb95661bdc303 [2023-11-19 02:43:57,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:43:57,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:43:57,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:57,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:43:57,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:43:57,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:57,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@178ce8d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57, skipping insertion in model container [2023-11-19 02:43:57,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:57,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:43:57,732 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:57,743 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:43:57,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:57,864 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:43:57,873 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:43:57,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57 WrapperNode [2023-11-19 02:43:57,873 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:57,874 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:57,875 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:43:57,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:43:57,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:57,913 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,008 INFO L138 Inliner]: procedures = 176, calls = 280, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1365 [2023-11-19 02:43:58,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:58,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:43:58,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:43:58,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:43:58,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,120 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,138 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:43:58,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:43:58,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:43:58,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:43:58,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:57" (1/1) ... [2023-11-19 02:43:58,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:58,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:43:58,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:43:58,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842d2d54-d1d2-4b00-8646-0fbdb7d100be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:43:58,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:43:58,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:43:58,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:43:58,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:43:58,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:43:58,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:43:58,246 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:43:58,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:43:58,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:43:58,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:43:58,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:43:58,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:43:58,493 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:43:58,495 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:44:00,800 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:44:02,349 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:44:02,350 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:44:02,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:02 BoogieIcfgContainer [2023-11-19 02:44:02,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:44:02,361 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:44:02,361 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:44:02,371 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:44:02,371 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:02" (1/1) ... [2023-11-19 02:44:02,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:44:02,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:02,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 952 states and 1071 transitions. [2023-11-19 02:44:02,455 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1071 transitions. [2023-11-19 02:44:02,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:44:02,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:02,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:02,728 INFO 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 02:44:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:02,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 951 states and 1070 transitions. [2023-11-19 02:44:02,787 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1070 transitions. [2023-11-19 02:44:02,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:44:02,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:02,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:02,902 INFO 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 02:44:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:02,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 950 states and 1069 transitions. [2023-11-19 02:44:02,973 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1069 transitions. [2023-11-19 02:44:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:44:02,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:02,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:03,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:03,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:03,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 949 states and 1067 transitions. [2023-11-19 02:44:03,030 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1067 transitions. [2023-11-19 02:44:03,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:44:03,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:03,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:03,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:03,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:03,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 948 states and 1066 transitions. [2023-11-19 02:44:03,289 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1066 transitions. [2023-11-19 02:44:03,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:44:03,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:03,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:03,368 INFO 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 02:44:03,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 947 states and 1065 transitions. [2023-11-19 02:44:03,392 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1065 transitions. [2023-11-19 02:44:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:44:03,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:03,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:03,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:03,568 INFO 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 02:44:03,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:03,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 950 states and 1070 transitions. [2023-11-19 02:44:03,679 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1070 transitions. [2023-11-19 02:44:03,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:44:03,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:03,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:03,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:03,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 949 states and 1069 transitions. [2023-11-19 02:44:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1069 transitions. [2023-11-19 02:44:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:44:03,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:03,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:03,804 INFO 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 02:44:03,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 950 states and 1070 transitions. [2023-11-19 02:44:03,832 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1070 transitions. [2023-11-19 02:44:03,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:44:03,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:03,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:03,900 INFO 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 02:44:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 951 states and 1072 transitions. [2023-11-19 02:44:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1072 transitions. [2023-11-19 02:44:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:44:04,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:04,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:04,114 INFO 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 02:44:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:04,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 952 states and 1074 transitions. [2023-11-19 02:44:04,376 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1074 transitions. [2023-11-19 02:44:04,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:44:04,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:04,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:04,418 INFO 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 02:44:04,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:04,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 951 states and 1072 transitions. [2023-11-19 02:44:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1072 transitions. [2023-11-19 02:44:04,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:44:04,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:04,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:04,485 INFO 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 02:44:04,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:04,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 950 states and 1071 transitions. [2023-11-19 02:44:04,514 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1071 transitions. [2023-11-19 02:44:04,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:44:04,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:04,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:04,575 INFO 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 02:44:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:04,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 951 states and 1073 transitions. [2023-11-19 02:44:04,769 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1073 transitions. [2023-11-19 02:44:04,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:44:04,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:04,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:04,821 INFO 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 02:44:05,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:05,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 952 states and 1074 transitions. [2023-11-19 02:44:05,030 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1074 transitions. [2023-11-19 02:44:05,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:44:05,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:05,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:05,073 INFO 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 02:44:05,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:05,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 951 states and 1073 transitions. [2023-11-19 02:44:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1073 transitions. [2023-11-19 02:44:05,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:44:05,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:05,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:05,149 INFO 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 02:44:05,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:05,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 950 states and 1072 transitions. [2023-11-19 02:44:05,178 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1072 transitions. [2023-11-19 02:44:05,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:44:05,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:05,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:05,215 INFO 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 02:44:05,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:05,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 949 states and 1071 transitions. [2023-11-19 02:44:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1071 transitions. [2023-11-19 02:44:05,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:44:05,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:05,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:05,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:05,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 952 states and 1075 transitions. [2023-11-19 02:44:05,795 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1075 transitions. [2023-11-19 02:44:05,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:44:05,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:05,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:05,936 INFO 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 02:44:06,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:06,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 954 states and 1078 transitions. [2023-11-19 02:44:06,279 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1078 transitions. [2023-11-19 02:44:06,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:44:06,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:06,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:06,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:44:06,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:06,370 INFO 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 02:44:06,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 954 states and 1076 transitions. [2023-11-19 02:44:06,423 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1076 transitions. [2023-11-19 02:44:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:44:06,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:06,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:06,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:44:06,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:06,497 INFO 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 02:44:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:06,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 954 states and 1072 transitions. [2023-11-19 02:44:06,511 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1072 transitions. [2023-11-19 02:44:06,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:44:06,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:06,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:06,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:44:06,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:06,585 INFO 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 02:44:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:06,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 954 states and 1070 transitions. [2023-11-19 02:44:06,598 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1070 transitions. [2023-11-19 02:44:06,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:44:06,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:06,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:06,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:44:06,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:06,730 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 02:44:06,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:06,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 956 states and 1074 transitions. [2023-11-19 02:44:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1074 transitions. [2023-11-19 02:44:06,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:44:06,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:06,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:06,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:44:06,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:06,965 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 02:44:07,086 INFO 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 02:44:07,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:07,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 961 states and 1081 transitions. [2023-11-19 02:44:07,342 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1081 transitions. [2023-11-19 02:44:07,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:44:07,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:07,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:07,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:07,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:07,511 INFO 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 02:44:07,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:07,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 963 states and 1087 transitions. [2023-11-19 02:44:07,836 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1087 transitions. [2023-11-19 02:44:07,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:44:07,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:07,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:07,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:07,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:07,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:07,921 INFO 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 02:44:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:07,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 962 states and 1086 transitions. [2023-11-19 02:44:07,942 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1086 transitions. [2023-11-19 02:44:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:44:07,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:07,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:08,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:08,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:08,040 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 02:44:08,196 INFO 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 02:44:08,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:08,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 963 states and 1087 transitions. [2023-11-19 02:44:08,374 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1087 transitions. [2023-11-19 02:44:08,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:44:08,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:08,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:08,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:08,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:08,456 INFO 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 02:44:08,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 962 states and 1086 transitions. [2023-11-19 02:44:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1086 transitions. [2023-11-19 02:44:08,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:44:08,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:08,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:08,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:08,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:08,559 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 02:44:08,669 INFO 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 02:44:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:08,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 963 states and 1088 transitions. [2023-11-19 02:44:08,968 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1088 transitions. [2023-11-19 02:44:08,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:44:08,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:08,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:09,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:44:09,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:09,114 INFO 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 02:44:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:09,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 966 states and 1094 transitions. [2023-11-19 02:44:09,306 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1094 transitions. [2023-11-19 02:44:09,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:44:09,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:09,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:09,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:09,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:09,385 INFO 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 02:44:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 965 states and 1093 transitions. [2023-11-19 02:44:09,406 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1093 transitions. [2023-11-19 02:44:09,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:44:09,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:09,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:09,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:09,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:09,494 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 02:44:09,619 INFO 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 02:44:09,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:09,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 966 states and 1095 transitions. [2023-11-19 02:44:09,964 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1095 transitions. [2023-11-19 02:44:09,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:44:09,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:09,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:10,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:10,049 INFO 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 02:44:10,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 965 states and 1094 transitions. [2023-11-19 02:44:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1094 transitions. [2023-11-19 02:44:10,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:44:10,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:10,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:10,162 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 02:44:10,335 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 02:44:10,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 966 states and 1096 transitions. [2023-11-19 02:44:10,681 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1096 transitions. [2023-11-19 02:44:10,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:44:10,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:44:10,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:10,770 INFO 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 02:44:10,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 969 states and 1100 transitions. [2023-11-19 02:44:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1100 transitions. [2023-11-19 02:44:10,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:44:10,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:10,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:10,896 INFO 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 02:44:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 968 states and 1099 transitions. [2023-11-19 02:44:10,917 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1099 transitions. [2023-11-19 02:44:10,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:44:10,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:10,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:11,007 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 02:44:11,138 INFO 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 02:44:11,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:11,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 969 states and 1101 transitions. [2023-11-19 02:44:11,494 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1101 transitions. [2023-11-19 02:44:11,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:44:11,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:11,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:11,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:11,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:11,590 INFO 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 02:44:11,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:11,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 968 states and 1100 transitions. [2023-11-19 02:44:11,615 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1100 transitions. [2023-11-19 02:44:11,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:44:11,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:11,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:11,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:11,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:11,702 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 02:44:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:12,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:12,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 969 states and 1102 transitions. [2023-11-19 02:44:12,258 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1102 transitions. [2023-11-19 02:44:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:44:12,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:12,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:12,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:44:12,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:12,350 INFO 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 02:44:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 972 states and 1106 transitions. [2023-11-19 02:44:12,383 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1106 transitions. [2023-11-19 02:44:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:44:12,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:12,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:12,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:12,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:12,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:12,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 971 states and 1105 transitions. [2023-11-19 02:44:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1105 transitions. [2023-11-19 02:44:12,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:44:12,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:12,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:12,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:12,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:12,594 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 02:44:12,742 INFO 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 02:44:13,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 972 states and 1107 transitions. [2023-11-19 02:44:13,141 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1107 transitions. [2023-11-19 02:44:13,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:44:13,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:13,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:13,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:13,231 INFO 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 02:44:13,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 971 states and 1106 transitions. [2023-11-19 02:44:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1106 transitions. [2023-11-19 02:44:13,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:44:13,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:13,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:13,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:13,336 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 02:44:13,482 INFO 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 02:44:13,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 972 states and 1108 transitions. [2023-11-19 02:44:13,876 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1108 transitions. [2023-11-19 02:44:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:44:13,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:13,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:44:13,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:13,962 INFO 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 02:44:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 975 states and 1112 transitions. [2023-11-19 02:44:13,993 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1112 transitions. [2023-11-19 02:44:13,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:44:13,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:14,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:14,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:14,084 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 02:44:14,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:14,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 974 states and 1111 transitions. [2023-11-19 02:44:14,105 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1111 transitions. [2023-11-19 02:44:14,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:44:14,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:14,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:14,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:14,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:14,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:44:14,390 INFO 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 02:44:14,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:14,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 975 states and 1113 transitions. [2023-11-19 02:44:14,744 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1113 transitions. [2023-11-19 02:44:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:44:14,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:14,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:14,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:14,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:14,855 INFO 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 02:44:14,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:14,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 974 states and 1112 transitions. [2023-11-19 02:44:14,877 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1112 transitions. [2023-11-19 02:44:14,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:44:14,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:14,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:14,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:14,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:14,978 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 02:44:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:15,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:15,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 975 states and 1114 transitions. [2023-11-19 02:44:15,528 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1114 transitions. [2023-11-19 02:44:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:44:15,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:15,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:15,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:44:15,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:15,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:15,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 978 states and 1118 transitions. [2023-11-19 02:44:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1118 transitions. [2023-11-19 02:44:15,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:44:15,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:15,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:15,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:44:15,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:15,748 INFO 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 02:44:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:15,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 977 states and 1117 transitions. [2023-11-19 02:44:15,770 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1117 transitions. [2023-11-19 02:44:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:44:15,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:15,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:15,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:15,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:44:15,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:15,858 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 02:44:16,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:16,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:16,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 978 states and 1119 transitions. [2023-11-19 02:44:16,493 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1119 transitions. [2023-11-19 02:44:16,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:44:16,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:16,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:16,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:44:16,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:16,603 INFO 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 02:44:16,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:16,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 981 states and 1123 transitions. [2023-11-19 02:44:16,640 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1123 transitions. [2023-11-19 02:44:16,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:44:16,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:16,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:16,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:44:16,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:16,730 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 02:44:16,769 INFO 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 02:44:17,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:17,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 997 states and 1141 transitions. [2023-11-19 02:44:17,301 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1141 transitions. [2023-11-19 02:44:17,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:44:17,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:17,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:17,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:44:17,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:17,401 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 02:44:17,486 INFO 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 02:44:18,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:18,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1013 states and 1166 transitions. [2023-11-19 02:44:18,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1166 transitions. [2023-11-19 02:44:18,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:44:18,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:18,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:18,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:44:18,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:18,212 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 02:44:19,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:19,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1013 states and 1164 transitions. [2023-11-19 02:44:19,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1164 transitions. [2023-11-19 02:44:19,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:44:19,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:19,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:20,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:44:20,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:20,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:30,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:40,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:50,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 998 states and 1145 transitions. [2023-11-19 02:44:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1145 transitions. [2023-11-19 02:44:50,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:44:50,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:50,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:50,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:44:50,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:50,394 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 02:44:50,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.