./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-lopstr16/base_case.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/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_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-lopstr16/base_case.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 --- 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 17:07:33,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:07:33,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:07:33,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:07:33,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:07:33,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:07:33,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:07:33,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:07:33,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:07:33,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:07:33,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:07:33,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:07:33,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:07:33,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:07:33,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:07:33,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:07:33,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:07:33,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:07:33,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:07:33,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:07:33,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:07:33,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:07:33,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:07:33,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:07:33,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:07:33,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:07:33,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:07:33,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:07:33,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:07:33,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:07:33,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:07:33,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:07:33,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:07:33,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:07:33,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:07:33,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:07:33,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:07:33,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:07:33,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:07:33,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:07:33,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:07:33,276 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:07:33,300 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:07:33,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:07:33,301 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:07:33,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:07:33,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:07:33,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:07:33,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:07:33,303 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:07:33,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:07:33,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:07:33,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:07:33,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:07:33,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:07:33,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:07:33,306 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:07:33,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:07:33,307 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:07:33,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:07:33,307 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:07:33,308 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:07:33,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:07:33,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:33,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:07:33,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:07:33,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:07:33,309 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:07:33,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:07:33,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:07:33,312 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_4bb93649-c5d9-44f3-88a2-661601416cee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 [2022-10-17 17:07:33,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:07:33,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:07:33,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:07:33,663 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:07:33,665 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:07:33,667 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-lopstr16/base_case.i [2022-10-17 17:07:33,743 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/data/df765b7c5/bf7df0089fa74083b89be22cbc9bbb92/FLAGec39bbb06 [2022-10-17 17:07:34,300 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:07:34,301 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/sv-benchmarks/c/array-lopstr16/base_case.i [2022-10-17 17:07:34,308 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/data/df765b7c5/bf7df0089fa74083b89be22cbc9bbb92/FLAGec39bbb06 [2022-10-17 17:07:34,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/data/df765b7c5/bf7df0089fa74083b89be22cbc9bbb92 [2022-10-17 17:07:34,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:07:34,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:07:34,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:34,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:07:34,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:07:34,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee72bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34, skipping insertion in model container [2022-10-17 17:07:34,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:07:34,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:07:34,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/sv-benchmarks/c/array-lopstr16/base_case.i[802,815] [2022-10-17 17:07:34,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:34,887 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:07:34,899 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/sv-benchmarks/c/array-lopstr16/base_case.i[802,815] [2022-10-17 17:07:34,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:34,918 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:07:34,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34 WrapperNode [2022-10-17 17:07:34,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:34,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:34,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:07:34,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:07:34,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,960 INFO L138 Inliner]: procedures = 19, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2022-10-17 17:07:34,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:34,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:07:34,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:07:34,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:07:34,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,995 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:34,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:07:35,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:07:35,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:07:35,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:07:35,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:34" (1/1) ... [2022-10-17 17:07:35,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:35,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:07:35,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:07:35,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb93649-c5d9-44f3-88a2-661601416cee/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:07:35,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:07:35,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:07:35,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:07:35,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:07:35,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:07:35,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:07:35,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:07:35,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:07:35,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:07:35,196 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:07:35,198 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:07:35,479 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:07:35,550 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:07:35,550 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 17:07:35,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:35 BoogieIcfgContainer [2022-10-17 17:07:35,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:07:35,554 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:07:35,555 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:07:35,568 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:07:35,568 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:35" (1/1) ... [2022-10-17 17:07:35,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:07:35,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:35,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2022-10-17 17:07:35,674 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2022-10-17 17:07:35,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:07:35,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:35,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:35,962 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 17:07:36,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:36,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2022-10-17 17:07:36,030 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-10-17 17:07:36,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:07:36,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:36,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:36,289 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 17:07:36,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:36,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-10-17 17:07:36,392 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-10-17 17:07:36,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:07:36,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:36,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:36,714 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 17:07:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:36,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2022-10-17 17:07:36,803 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2022-10-17 17:07:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:07:36,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:36,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:37,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2022-10-17 17:07:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2022-10-17 17:07:37,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:07:37,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:37,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:37,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:37,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2022-10-17 17:07:37,487 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2022-10-17 17:07:37,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:07:37,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:37,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:37,760 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:37,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:37,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2022-10-17 17:07:37,853 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2022-10-17 17:07:37,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:07:37,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:37,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:37,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:38,137 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:38,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:38,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-10-17 17:07:38,222 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-10-17 17:07:38,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:07:38,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:38,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:38,580 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-10-17 17:07:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-10-17 17:07:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:38,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:38,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:39,024 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 17:07:39,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:39,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2022-10-17 17:07:39,106 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-10-17 17:07:39,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:07:39,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:39,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:39,524 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:39,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2022-10-17 17:07:39,611 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-10-17 17:07:39,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:07:39,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:39,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:40,058 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:40,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:40,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-10-17 17:07:40,154 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-10-17 17:07:40,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:07:40,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:40,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:40,642 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:40,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:40,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2022-10-17 17:07:40,734 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-10-17 17:07:40,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:07:40,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:40,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:41,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-10-17 17:07:41,306 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-10-17 17:07:41,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:07:41,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,865 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:41,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-10-17 17:07:41,964 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-10-17 17:07:41,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:07:41,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:42,543 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:42,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:42,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-10-17 17:07:42,646 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-10-17 17:07:42,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:07:42,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:42,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:43,251 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:43,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:43,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2022-10-17 17:07:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-10-17 17:07:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:07:43,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:43,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:44,016 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2022-10-17 17:07:44,131 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-10-17 17:07:44,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:07:44,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:44,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:44,831 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:44,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:44,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2022-10-17 17:07:44,954 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-10-17 17:07:44,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:07:44,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:44,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:45,683 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:45,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2022-10-17 17:07:45,802 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-10-17 17:07:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:07:45,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:45,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:46,608 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:46,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:46,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2022-10-17 17:07:46,733 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-10-17 17:07:46,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:07:46,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:46,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:47,601 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 17:07:47,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:47,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2022-10-17 17:07:47,727 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-10-17 17:07:47,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:07:47,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:47,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:48,634 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:48,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:48,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 32 states and 36 transitions. [2022-10-17 17:07:48,783 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2022-10-17 17:07:48,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:07:48,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:48,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2022-10-17 17:07:49,915 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2022-10-17 17:07:49,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:07:49,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:49,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:51,040 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:51,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:51,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2022-10-17 17:07:51,180 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2022-10-17 17:07:51,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:07:51,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:51,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:52,178 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:52,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:52,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-10-17 17:07:52,318 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-10-17 17:07:52,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:07:52,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:52,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:53,290 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:53,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:53,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2022-10-17 17:07:53,426 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-10-17 17:07:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:07:53,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:53,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:54,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2022-10-17 17:07:54,557 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2022-10-17 17:07:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:07:54,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:54,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:55,881 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:56,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:56,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 38 states and 42 transitions. [2022-10-17 17:07:56,034 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2022-10-17 17:07:56,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:07:56,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:56,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:57,147 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:57,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:57,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 39 states and 43 transitions. [2022-10-17 17:07:57,303 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2022-10-17 17:07:57,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:07:57,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:57,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:58,335 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:58,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:58,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 40 states and 44 transitions. [2022-10-17 17:07:58,491 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2022-10-17 17:07:58,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:07:58,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:58,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:59,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:59,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 41 states and 45 transitions. [2022-10-17 17:07:59,827 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2022-10-17 17:07:59,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:07:59,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:59,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:08:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:08:01,044 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:08:01,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:08:01,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 42 states and 46 transitions. [2022-10-17 17:08:01,218 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2022-10-17 17:08:01,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:08:01,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:08:01,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:08:01,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:08:02,659 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:08:02,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:08:02,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2022-10-17 17:08:02,837 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2022-10-17 17:08:02,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:08:02,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:08:02,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:08:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat