./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/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_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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 16:30:10,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:10,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:10,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:10,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:10,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:10,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:10,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:10,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:10,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:10,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:10,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:10,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:10,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:10,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:10,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:10,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:10,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:10,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:10,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:10,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:10,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:10,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:10,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:10,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:10,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:10,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:10,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:10,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:10,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:10,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:10,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:10,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:10,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:10,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:10,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:10,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:10,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:10,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:10,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:10,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:10,773 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:30:10,796 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:10,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:10,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:10,798 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:10,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:10,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:10,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:10,799 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:30:10,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:10,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:10,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:10,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:10,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:10,800 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:30:10,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:10,801 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:10,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:10,801 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:10,801 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:10,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:10,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:10,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:10,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:10,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:10,803 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:10,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:10,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:10,803 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_316c24e7-8732-4d56-8bd4-2997e75d1f98/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d69e4513fb8989bf305d8f9ce21862e8623f2a3d0c8146e8e7fb7e8c658a7eff [2022-10-17 16:30:11,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:11,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:11,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:11,135 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:11,136 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:11,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c [2022-10-17 16:30:11,215 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/data/34bb7eaee/5e9cd8a56b1d41a0a25d163b29465a7e/FLAGe6917d251 [2022-10-17 16:30:11,686 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:11,687 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c [2022-10-17 16:30:11,693 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/data/34bb7eaee/5e9cd8a56b1d41a0a25d163b29465a7e/FLAGe6917d251 [2022-10-17 16:30:12,064 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/data/34bb7eaee/5e9cd8a56b1d41a0a25d163b29465a7e [2022-10-17 16:30:12,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:12,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:12,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:12,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:12,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:12,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b40a218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12, skipping insertion in model container [2022-10-17 16:30:12,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:12,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:12,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:12,367 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:12,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:12,412 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:12,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12 WrapperNode [2022-10-17 16:30:12,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:12,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:12,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:12,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:12,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,466 INFO L138 Inliner]: procedures = 8, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2022-10-17 16:30:12,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:12,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:12,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:12,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:12,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,517 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:12,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:12,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:12,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:12,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:12,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:12,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:12,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316c24e7-8732-4d56-8bd4-2997e75d1f98/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:30:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:12,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:30:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:30:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:30:12,718 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:12,721 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:12,890 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:12,934 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:12,935 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:30:12,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:12 BoogieIcfgContainer [2022-10-17 16:30:12,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:12,939 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:12,939 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:12,951 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:12,951 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:12,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:13,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-10-17 16:30:13,030 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-10-17 16:30:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:30:13,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,427 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 16:30:13,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-10-17 16:30:13,529 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-10-17 16:30:13,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:30:13,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,600 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 16:30:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2022-10-17 16:30:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-10-17 16:30:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:30:13,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:30:13,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-10-17 16:30:13,861 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-10-17 16:30:13,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:30:13,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:14,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-10-17 16:30:14,181 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-10-17 16:30:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:30:14,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:14,285 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 16:30:14,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2022-10-17 16:30:14,376 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-10-17 16:30:14,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:30:14,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:30:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2022-10-17 16:30:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2022-10-17 16:30:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:30:15,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:16,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2022-10-17 16:30:16,152 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2022-10-17 16:30:16,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:30:16,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:16,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2022-10-17 16:30:16,832 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2022-10-17 16:30:16,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:30:16,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,027 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:17,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2022-10-17 16:30:17,604 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-10-17 16:30:17,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:30:17,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,832 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:18,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2022-10-17 16:30:18,420 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-10-17 16:30:18,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:30:18,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,688 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:19,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-10-17 16:30:19,374 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-10-17 16:30:19,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:30:19,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,691 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-10-17 16:30:20,256 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-10-17 16:30:20,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:30:20,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,507 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2022-10-17 16:30:21,094 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2022-10-17 16:30:21,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:30:21,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,436 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2022-10-17 16:30:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2022-10-17 16:30:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:30:22,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,531 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:23,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2022-10-17 16:30:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2022-10-17 16:30:23,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:30:23,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:24,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 55 states and 61 transitions. [2022-10-17 16:30:24,316 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2022-10-17 16:30:24,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:30:24,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,704 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 58 states and 64 transitions. [2022-10-17 16:30:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 64 transitions. [2022-10-17 16:30:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:30:25,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,857 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 61 states and 67 transitions. [2022-10-17 16:30:26,679 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2022-10-17 16:30:26,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:30:26,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:28,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:28,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 70 transitions. [2022-10-17 16:30:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 70 transitions. [2022-10-17 16:30:28,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:30:28,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:28,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:28,687 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2022-10-17 16:30:29,660 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2022-10-17 16:30:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:30:29,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:30,172 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2022-10-17 16:30:31,034 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2022-10-17 16:30:31,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:30:31,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:31,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:31,593 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:32,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:32,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 73 states and 79 transitions. [2022-10-17 16:30:32,508 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2022-10-17 16:30:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:30:32,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:32,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:33,126 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:34,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:34,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 76 states and 82 transitions. [2022-10-17 16:30:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2022-10-17 16:30:34,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:30:34,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:34,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:35,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:35,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 79 states and 85 transitions. [2022-10-17 16:30:35,771 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2022-10-17 16:30:35,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:30:35,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:35,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2022-10-17 16:30:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2022-10-17 16:30:37,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:30:37,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:37,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:38,158 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:39,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:39,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 85 states and 91 transitions. [2022-10-17 16:30:39,240 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2022-10-17 16:30:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:30:39,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:39,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.