./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash d69e4513fb8989bf305d8f9ce21862e8623f2a3d0c8146e8e7fb7e8c658a7eff --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:00:42,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:42,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:42,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:42,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:42,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:42,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:42,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:42,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:42,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:42,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:42,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:42,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:42,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:42,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:42,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:42,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:42,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:42,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:42,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:42,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:42,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:42,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:42,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:42,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:42,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:42,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:42,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:42,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:42,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:42,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:42,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:42,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:42,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:42,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:42,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:42,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:42,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:42,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:42,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:42,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:42,176 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-10-17 17:00:42,240 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:42,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:42,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:42,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:42,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:42,243 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:00:42,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:42,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:42,244 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:00:42,244 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:00:42,245 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:00:42,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:42,246 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:42,246 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:42,246 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:42,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:42,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:42,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:42,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:42,247 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:42,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:42,248 INFO L138 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_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d69e4513fb8989bf305d8f9ce21862e8623f2a3d0c8146e8e7fb7e8c658a7eff [2022-10-17 17:00:42,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:42,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:42,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:42,602 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:42,603 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:42,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c [2022-10-17 17:00:42,683 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/data/0b6512734/fca4293944cf430cb5d31d61b851c51f/FLAG2a810c802 [2022-10-17 17:00:43,115 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:43,117 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c [2022-10-17 17:00:43,123 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/data/0b6512734/fca4293944cf430cb5d31d61b851c51f/FLAG2a810c802 [2022-10-17 17:00:43,514 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/data/0b6512734/fca4293944cf430cb5d31d61b851c51f [2022-10-17 17:00:43,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:43,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:43,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:43,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:43,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:43,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bccc1df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43, skipping insertion in model container [2022-10-17 17:00:43,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:43,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:43,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:43,743 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:43,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:43,778 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:43,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43 WrapperNode [2022-10-17 17:00:43,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:43,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:43,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:43,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:43,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,815 INFO L138 Inliner]: procedures = 8, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2022-10-17 17:00:43,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:43,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:43,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:43,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:43,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:43,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:43,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:43,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:43,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:43" (1/1) ... [2022-10-17 17:00:43,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:43,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:43,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:43,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43628fa2-bf47-452c-9da1-ff421f69a31a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:00:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:43,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:43,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:00:43,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:00:43,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:00:44,011 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:44,013 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:44,220 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:44,302 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:44,303 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 17:00:44,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:44 BoogieIcfgContainer [2022-10-17 17:00:44,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:00:44,306 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:00:44,307 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:00:44,330 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:00:44,331 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:44" (1/1) ... [2022-10-17 17:00:44,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:00:44,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:44,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2022-10-17 17:00:44,435 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-10-17 17:00:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:00:44,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:44,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:44,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-10-17 17:00:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-10-17 17:00:44,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:00:44,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:44,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:44,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:45,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2022-10-17 17:00:45,176 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-10-17 17:00:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:00:45,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:45,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:45,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:45,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2022-10-17 17:00:45,230 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2022-10-17 17:00:45,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:00:45,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:45,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:45,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:45,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2022-10-17 17:00:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-10-17 17:00:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:00:45,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:45,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:45,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:46,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-10-17 17:00:46,344 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-10-17 17:00:46,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:00:46,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:46,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:46,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:46,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:46,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-10-17 17:00:46,580 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-10-17 17:00:46,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:00:46,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:46,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:46,607 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:00:46,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:46,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-10-17 17:00:46,628 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-10-17 17:00:46,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:00:46,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:46,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:00:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:47,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2022-10-17 17:00:47,743 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2022-10-17 17:00:47,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:00:47,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:47,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:47,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:00:48,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:48,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2022-10-17 17:00:48,134 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-10-17 17:00:48,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:00:48,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:48,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:48,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:48,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:48,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-10-17 17:00:48,564 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-10-17 17:00:48,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:00:48,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:48,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:48,648 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:49,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:49,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2022-10-17 17:00:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2022-10-17 17:00:49,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:00:49,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:49,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:49,147 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:49,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:49,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2022-10-17 17:00:49,547 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-10-17 17:00:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:00:49,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:49,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:49,655 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:50,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:50,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2022-10-17 17:00:50,117 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-10-17 17:00:50,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:00:50,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:50,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:50,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:50,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2022-10-17 17:00:50,707 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2022-10-17 17:00:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:00:50,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:50,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:50,887 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:51,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:51,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 41 states and 48 transitions. [2022-10-17 17:00:51,386 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2022-10-17 17:00:51,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:00:51,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:51,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:51,583 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:52,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2022-10-17 17:00:52,134 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2022-10-17 17:00:52,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:00:52,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:52,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:52,358 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:52,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2022-10-17 17:00:52,889 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-10-17 17:00:52,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:00:52,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:52,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:53,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:53,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 47 states and 54 transitions. [2022-10-17 17:00:53,681 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions. [2022-10-17 17:00:53,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:00:53,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:53,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:53,901 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:54,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2022-10-17 17:00:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2022-10-17 17:00:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:00:54,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:54,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:54,764 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:55,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:55,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2022-10-17 17:00:55,402 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2022-10-17 17:00:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:00:55,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:55,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:55,669 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 53 states and 60 transitions. [2022-10-17 17:00:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2022-10-17 17:00:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:00:56,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:56,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:56,555 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:57,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 55 states and 62 transitions. [2022-10-17 17:00:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2022-10-17 17:00:57,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:00:57,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:57,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:57,480 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:58,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:58,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2022-10-17 17:00:58,107 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2022-10-17 17:00:58,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:00:58,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:58,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:58,437 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:59,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2022-10-17 17:00:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2022-10-17 17:00:59,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:00:59,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:59,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:59,390 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:00,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2022-10-17 17:01:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2022-10-17 17:01:00,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:01:00,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,432 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:01,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:01,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions. [2022-10-17 17:01:01,119 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2022-10-17 17:01:01,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:01:01,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:01,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,433 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:02,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 65 states and 72 transitions. [2022-10-17 17:01:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 72 transitions. [2022-10-17 17:01:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:01:02,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,686 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:03,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 67 states and 74 transitions. [2022-10-17 17:01:03,513 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2022-10-17 17:01:03,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:01:03,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:03,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:03,882 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:04,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:04,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2022-10-17 17:01:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2022-10-17 17:01:04,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:01:04,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:04,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 71 states and 78 transitions. [2022-10-17 17:01:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 78 transitions. [2022-10-17 17:01:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:01:05,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:06,261 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:07,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2022-10-17 17:01:07,094 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2022-10-17 17:01:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:01:07,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:07,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:07,527 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 75 states and 82 transitions. [2022-10-17 17:01:08,326 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 82 transitions. [2022-10-17 17:01:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:01:08,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:08,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:08,747 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:09,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 77 states and 84 transitions. [2022-10-17 17:01:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 84 transitions. [2022-10-17 17:01:09,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:01:09,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:09,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:10,264 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 0 proven. 676 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:11,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:11,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2022-10-17 17:01:11,348 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2022-10-17 17:01:11,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:01:11,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:11,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:11,872 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 0 proven. 729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:12,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:12,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 81 states and 88 transitions. [2022-10-17 17:01:12,959 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2022-10-17 17:01:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:01:12,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:12,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat