./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ --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 c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:36:31,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:36:31,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:36:31,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:36:31,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:36:31,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:36:31,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:36:31,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:36:31,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:36:31,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:36:31,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:36:31,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:36:31,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:36:31,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:36:31,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:36:31,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:36:31,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:36:31,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:36:31,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:36:31,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:36:31,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:36:31,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:36:31,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:36:31,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:36:31,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:36:31,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:36:31,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:36:31,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:36:31,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:36:31,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:36:31,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:36:31,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:36:31,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:36:31,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:36:31,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:36:31,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:36:31,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:36:31,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:36:31,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:36:31,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:36:31,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:36:31,668 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 00:36:31,711 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:36:31,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:36:31,713 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:36:31,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:36:31,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:36:31,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:36:31,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:36:31,715 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:36:31,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:36:31,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:36:31,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:36:31,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:36:31,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:36:31,724 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:36:31,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:36:31,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:36:31,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:36:31,725 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:36:31,725 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:36:31,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:36:31,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:36:31,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:36:31,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:36:31,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:36:31,727 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:36:31,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:36:31,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:36:31,727 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_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 [2021-11-23 00:36:31,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:36:32,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:36:32,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:36:32,015 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:36:32,015 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:36:32,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2021-11-23 00:36:32,096 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/data/0b2529e20/484378b060b34297aa3f96777585923d/FLAGb1d169af6 [2021-11-23 00:36:32,803 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:36:32,804 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2021-11-23 00:36:32,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/data/0b2529e20/484378b060b34297aa3f96777585923d/FLAGb1d169af6 [2021-11-23 00:36:33,004 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/data/0b2529e20/484378b060b34297aa3f96777585923d [2021-11-23 00:36:33,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:36:33,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:36:33,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:36:33,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:36:33,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:36:33,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:36:33" (1/1) ... [2021-11-23 00:36:33,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8b6295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:33, skipping insertion in model container [2021-11-23 00:36:33,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:36:33" (1/1) ... [2021-11-23 00:36:33,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:36:33,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:36:33,772 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_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/sv-benchmarks/c/busybox-1.22.0/basename-2.i[58078,58091] [2021-11-23 00:36:33,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:36:33,831 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:36:33,892 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_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/sv-benchmarks/c/busybox-1.22.0/basename-2.i[58078,58091] [2021-11-23 00:36:33,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:36:34,023 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:36:34,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34 WrapperNode [2021-11-23 00:36:34,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:36:34,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:36:34,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:36:34,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:36:34,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,131 INFO L137 Inliner]: procedures = 347, calls = 114, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 390 [2021-11-23 00:36:34,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:36:34,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:36:34,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:36:34,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:36:34,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:36:34,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:36:34,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:36:34,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:36:34,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:34" (1/1) ... [2021-11-23 00:36:34,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:36:34,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:36:34,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:36:34,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:36:34,315 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:36:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:36:34,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:36:34,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:36:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:36:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:36:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:36:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-11-23 00:36:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:36:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:36:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:36:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:36:34,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:36:34,655 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:36:34,657 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:36:35,123 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:36:35,262 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:36:35,262 INFO L301 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-23 00:36:35,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:36:35 BoogieIcfgContainer [2021-11-23 00:36:35,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:36:35,266 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:36:35,266 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:36:35,277 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:36:35,277 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:36:35" (1/1) ... [2021-11-23 00:36:35,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:36:35,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:35,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 86 states and 109 transitions. [2021-11-23 00:36:35,350 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2021-11-23 00:36:35,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:36:35,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:35,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:35,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:35,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 88 states and 112 transitions. [2021-11-23 00:36:35,767 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 112 transitions. [2021-11-23 00:36:35,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:36:35,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:35,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:35,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:35,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 89 states and 113 transitions. [2021-11-23 00:36:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 113 transitions. [2021-11-23 00:36:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:36:35,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:35,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:36,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:36:36,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 88 states and 112 transitions. [2021-11-23 00:36:36,045 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 112 transitions. [2021-11-23 00:36:36,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:36:36,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:36,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2021-11-23 00:36:36,261 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2021-11-23 00:36:36,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:36:36,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:36,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:36,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 88 states and 111 transitions. [2021-11-23 00:36:36,421 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2021-11-23 00:36:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:36:36,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:36,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:36,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 91 states and 114 transitions. [2021-11-23 00:36:36,656 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2021-11-23 00:36:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:36:36,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:36,787 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:36,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 94 states and 117 transitions. [2021-11-23 00:36:36,914 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 117 transitions. [2021-11-23 00:36:36,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:36:36,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:37,038 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:37,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:37,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 97 states and 120 transitions. [2021-11-23 00:36:37,178 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 120 transitions. [2021-11-23 00:36:37,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:36:37,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:37,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:37,334 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:37,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:37,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 100 states and 123 transitions. [2021-11-23 00:36:37,487 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2021-11-23 00:36:37,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:36:37,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:37,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:37,619 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:37,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 103 states and 126 transitions. [2021-11-23 00:36:37,768 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 126 transitions. [2021-11-23 00:36:37,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:36:37,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:37,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:37,896 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:38,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:38,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 106 states and 129 transitions. [2021-11-23 00:36:38,067 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 129 transitions. [2021-11-23 00:36:38,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:36:38,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:38,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:38,220 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:38,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 109 states and 132 transitions. [2021-11-23 00:36:38,410 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 132 transitions. [2021-11-23 00:36:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:36:38,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:38,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:38,517 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:38,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:38,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 112 states and 134 transitions. [2021-11-23 00:36:38,621 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 134 transitions. [2021-11-23 00:36:38,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:36:38,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:38,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:38,763 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:38,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:38,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 111 states and 133 transitions. [2021-11-23 00:36:38,865 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 133 transitions. [2021-11-23 00:36:38,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:36:38,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:38,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:39,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 132 transitions. [2021-11-23 00:36:39,093 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 132 transitions. [2021-11-23 00:36:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:36:39,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:39,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 109 states and 131 transitions. [2021-11-23 00:36:39,298 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 131 transitions. [2021-11-23 00:36:39,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:36:39,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:39,392 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 108 states and 130 transitions. [2021-11-23 00:36:39,501 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 130 transitions. [2021-11-23 00:36:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:36:39,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:39,600 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:39,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 109 states and 132 transitions. [2021-11-23 00:36:39,656 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 132 transitions. [2021-11-23 00:36:39,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:36:39,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:39,745 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:39,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 110 states and 133 transitions. [2021-11-23 00:36:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 133 transitions. [2021-11-23 00:36:39,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:36:39,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 89 states and 107 transitions. [2021-11-23 00:36:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 107 transitions. [2021-11-23 00:36:39,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:36:39,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:39,997 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:40,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2021-11-23 00:36:40,010 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2021-11-23 00:36:40,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:36:40,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,122 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:40,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 96 states and 118 transitions. [2021-11-23 00:36:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 118 transitions. [2021-11-23 00:36:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:36:40,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,435 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:40,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 98 states and 122 transitions. [2021-11-23 00:36:40,493 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 122 transitions. [2021-11-23 00:36:40,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:36:40,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-23 00:36:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 104 states and 134 transitions. [2021-11-23 00:36:41,160 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 134 transitions. [2021-11-23 00:36:41,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:36:41,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:41,269 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-23 00:36:41,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 103 states and 133 transitions. [2021-11-23 00:36:41,408 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 133 transitions. [2021-11-23 00:36:41,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:41,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:42,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:42,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 110 states and 143 transitions. [2021-11-23 00:36:42,837 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 143 transitions. [2021-11-23 00:36:42,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:42,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:42,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:42,907 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-23 00:36:42,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:42,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 111 states and 145 transitions. [2021-11-23 00:36:42,927 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 145 transitions. [2021-11-23 00:36:42,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:42,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:42,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:43,059 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 114 states and 150 transitions. [2021-11-23 00:36:43,597 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 150 transitions. [2021-11-23 00:36:43,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:36:43,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:43,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:43,678 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-23 00:36:43,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:43,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 116 states and 151 transitions. [2021-11-23 00:36:43,994 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 151 transitions. [2021-11-23 00:36:43,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:36:43,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:43,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:44,119 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:44,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:44,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 117 states and 152 transitions. [2021-11-23 00:36:44,405 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 152 transitions. [2021-11-23 00:36:44,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:36:44,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:44,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:44,477 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-23 00:36:44,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:44,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 118 states and 153 transitions. [2021-11-23 00:36:44,702 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 153 transitions. [2021-11-23 00:36:44,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:36:44,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:44,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:44,808 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-23 00:36:46,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 127 states and 163 transitions. [2021-11-23 00:36:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 163 transitions. [2021-11-23 00:36:46,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:36:46,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,137 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-23 00:36:46,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 128 states and 164 transitions. [2021-11-23 00:36:46,151 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 164 transitions. [2021-11-23 00:36:46,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:36:46,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,312 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:46,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 131 states and 167 transitions. [2021-11-23 00:36:46,873 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 167 transitions. [2021-11-23 00:36:46,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:36:46,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,030 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 134 states and 170 transitions. [2021-11-23 00:36:47,554 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 170 transitions. [2021-11-23 00:36:47,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:36:47,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,738 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:48,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:48,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 137 states and 173 transitions. [2021-11-23 00:36:48,254 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 173 transitions. [2021-11-23 00:36:48,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:36:48,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:48,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:48,429 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:48,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:48,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 140 states and 176 transitions. [2021-11-23 00:36:48,927 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 176 transitions. [2021-11-23 00:36:48,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:36:48,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:48,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:49,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:49,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 143 states and 179 transitions. [2021-11-23 00:36:49,661 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 179 transitions. [2021-11-23 00:36:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:36:49,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:49,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:49,845 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:50,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:50,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 146 states and 182 transitions. [2021-11-23 00:36:50,496 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 182 transitions. [2021-11-23 00:36:50,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:36:50,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:50,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:50,713 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:51,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:51,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 149 states and 185 transitions. [2021-11-23 00:36:51,285 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 185 transitions. [2021-11-23 00:36:51,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:36:51,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:51,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:51,439 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 00:36:51,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:51,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 152 states and 187 transitions. [2021-11-23 00:36:51,846 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 187 transitions. [2021-11-23 00:36:51,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:36:51,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:51,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2021-11-23 00:36:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:56,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 186 states and 223 transitions. [2021-11-23 00:36:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 223 transitions. [2021-11-23 00:36:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:36:56,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:56,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:56,493 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:36:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:56,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 149 states and 180 transitions. [2021-11-23 00:36:56,818 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 180 transitions. [2021-11-23 00:36:56,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:36:56,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:56,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:57,022 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:36:57,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:57,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 151 states and 184 transitions. [2021-11-23 00:36:57,344 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 184 transitions. [2021-11-23 00:36:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:36:57,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:57,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:57,548 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2021-11-23 00:36:59,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 160 states and 197 transitions. [2021-11-23 00:36:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 197 transitions. [2021-11-23 00:36:59,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:36:59,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:59,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:59,730 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:00,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 159 states and 194 transitions. [2021-11-23 00:37:00,230 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 194 transitions. [2021-11-23 00:37:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:37:00,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:00,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:00,455 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2021-11-23 00:37:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:02,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 169 states and 207 transitions. [2021-11-23 00:37:02,623 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 207 transitions. [2021-11-23 00:37:02,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:37:02,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:02,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:02,880 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2021-11-23 00:37:05,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:05,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 179 states and 230 transitions. [2021-11-23 00:37:05,005 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 230 transitions. [2021-11-23 00:37:05,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:37:05,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:05,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:05,075 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:05,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:05,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 179 states and 228 transitions. [2021-11-23 00:37:05,102 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2021-11-23 00:37:05,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:37:05,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:05,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:05,283 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2021-11-23 00:37:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-23 00:37:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-23 00:37:05,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:37:05,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:05,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:05,860 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2021-11-23 00:37:06,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:06,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 180 states and 227 transitions. [2021-11-23 00:37:06,346 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 227 transitions. [2021-11-23 00:37:06,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:37:06,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:06,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:06,485 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2021-11-23 00:37:08,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 189 states and 237 transitions. [2021-11-23 00:37:08,973 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 237 transitions. [2021-11-23 00:37:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:37:08,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2021-11-23 00:37:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:09,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 190 states and 238 transitions. [2021-11-23 00:37:09,586 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 238 transitions. [2021-11-23 00:37:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:37:09,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:09,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:10,112 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2021-11-23 00:37:10,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:10,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 198 states and 251 transitions. [2021-11-23 00:37:10,442 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 251 transitions. [2021-11-23 00:37:10,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:37:10,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:10,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:10,524 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:11,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:11,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 201 states and 254 transitions. [2021-11-23 00:37:11,335 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 254 transitions. [2021-11-23 00:37:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:37:11,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:11,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:11,601 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2021-11-23 00:37:12,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:12,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 202 states and 256 transitions. [2021-11-23 00:37:12,304 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 256 transitions. [2021-11-23 00:37:12,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:37:12,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:12,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2021-11-23 00:37:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:12,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 209 states and 275 transitions. [2021-11-23 00:37:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 275 transitions. [2021-11-23 00:37:12,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:37:12,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:12,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2021-11-23 00:37:13,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:13,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 211 states and 276 transitions. [2021-11-23 00:37:13,155 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 276 transitions. [2021-11-23 00:37:13,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:37:13,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:13,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:13,249 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:14,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:14,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 214 states and 279 transitions. [2021-11-23 00:37:14,056 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 279 transitions. [2021-11-23 00:37:14,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:37:14,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:14,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:14,629 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 00:37:16,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:16,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 216 states and 281 transitions. [2021-11-23 00:37:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 281 transitions. [2021-11-23 00:37:16,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:37:16,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:16,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 00:37:20,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:20,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 218 states and 284 transitions. [2021-11-23 00:37:20,009 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 284 transitions. [2021-11-23 00:37:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:37:20,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:20,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:20,141 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2021-11-23 00:37:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:21,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 221 states and 288 transitions. [2021-11-23 00:37:21,369 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 288 transitions. [2021-11-23 00:37:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:37:21,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:21,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:21,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:22,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:22,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 224 states and 291 transitions. [2021-11-23 00:37:22,211 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 291 transitions. [2021-11-23 00:37:22,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:37:22,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:22,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 00:37:23,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 226 states and 292 transitions. [2021-11-23 00:37:23,279 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 292 transitions. [2021-11-23 00:37:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:37:23,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:23,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,464 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 00:37:24,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:24,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 232 states and 300 transitions. [2021-11-23 00:37:24,090 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 300 transitions. [2021-11-23 00:37:24,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:37:24,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:24,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:25,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 303 transitions. [2021-11-23 00:37:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 303 transitions. [2021-11-23 00:37:25,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:37:25,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:25,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:26,380 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-23 00:37:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:27,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 237 states and 309 transitions. [2021-11-23 00:37:27,715 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 309 transitions. [2021-11-23 00:37:27,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:37:27,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:27,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:27,830 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:28,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:28,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 240 states and 312 transitions. [2021-11-23 00:37:28,898 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 312 transitions. [2021-11-23 00:37:28,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:37:28,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:28,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2021-11-23 00:37:34,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 245 states and 327 transitions. [2021-11-23 00:37:34,369 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 327 transitions. [2021-11-23 00:37:34,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:37:34,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:34,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:34,683 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-23 00:37:36,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:36,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 248 states and 330 transitions. [2021-11-23 00:37:36,854 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 330 transitions. [2021-11-23 00:37:36,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:37:36,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:36,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:37,587 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-23 00:37:39,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:39,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 251 states and 337 transitions. [2021-11-23 00:37:39,415 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 337 transitions. [2021-11-23 00:37:39,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:37:39,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:39,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:39,518 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2021-11-23 00:37:40,714 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2021-11-23 00:37:40,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:37:40,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:40,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-23 00:37:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:42,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 255 states and 343 transitions. [2021-11-23 00:37:42,152 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 343 transitions. [2021-11-23 00:37:42,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:37:42,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:42,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:42,258 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:43,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:43,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 258 states and 346 transitions. [2021-11-23 00:37:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 346 transitions. [2021-11-23 00:37:43,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:37:43,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:43,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:43,629 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-23 00:37:44,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:44,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 261 states and 348 transitions. [2021-11-23 00:37:44,531 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 348 transitions. [2021-11-23 00:37:44,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:37:44,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:44,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:44,693 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2021-11-23 00:37:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 262 states and 349 transitions. [2021-11-23 00:37:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 349 transitions. [2021-11-23 00:37:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:37:52,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:52,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,428 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2021-11-23 00:37:56,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:56,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 270 states and 361 transitions. [2021-11-23 00:37:56,680 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 361 transitions. [2021-11-23 00:37:56,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:37:56,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:56,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 919 trivial. 0 not checked. [2021-11-23 00:38:00,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:00,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 278 states and 369 transitions. [2021-11-23 00:38:00,319 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 369 transitions. [2021-11-23 00:38:00,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:38:00,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:00,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:00,412 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 153 proven. 5 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2021-11-23 00:38:01,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:01,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 281 states and 372 transitions. [2021-11-23 00:38:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 372 transitions. [2021-11-23 00:38:01,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:38:01,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:01,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:01,590 INFO L134 CoverageAnalysis]: Checked inductivity of 988 backedges. 215 proven. 12 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2021-11-23 00:38:02,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:02,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 284 states and 375 transitions. [2021-11-23 00:38:02,750 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 375 transitions. [2021-11-23 00:38:02,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:38:02,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:02,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:02,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1060 backedges. 277 proven. 22 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2021-11-23 00:38:04,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:04,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 287 states and 378 transitions. [2021-11-23 00:38:04,213 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 378 transitions. [2021-11-23 00:38:04,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:38:04,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:04,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:04,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1135 backedges. 339 proven. 35 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2021-11-23 00:38:05,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:05,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 290 states and 381 transitions. [2021-11-23 00:38:05,334 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 381 transitions. [2021-11-23 00:38:05,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:38:05,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:05,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,558 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 0 proven. 471 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-23 00:38:47,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:47,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 360 states and 469 transitions. [2021-11-23 00:38:47,493 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 469 transitions. [2021-11-23 00:38:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:38:47,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:47,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2021-11-23 00:38:58,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:58,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 364 states and 485 transitions. [2021-11-23 00:38:58,194 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 485 transitions. [2021-11-23 00:38:58,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:38:58,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:58,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2021-11-23 00:39:00,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:00,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 364 states and 484 transitions. [2021-11-23 00:39:00,368 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 484 transitions. [2021-11-23 00:39:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:39:00,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:00,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:00,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1213 backedges. 401 proven. 51 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2021-11-23 00:39:01,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:01,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 367 states and 487 transitions. [2021-11-23 00:39:01,858 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 487 transitions. [2021-11-23 00:39:01,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:39:01,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:01,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:07,271 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-11-23 00:39:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:22,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 380 states and 506 transitions. [2021-11-23 00:39:22,562 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 506 transitions. [2021-11-23 00:39:22,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:39:22,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:22,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:39:23,681 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:39:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:39:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 00:39:34,757 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 00:39:34,761 INFO L158 Benchmark]: Toolchain (without parser) took 181751.96ms. Allocated memory was 107.0MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 77.5MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 317.8MB. Max. memory is 16.1GB. [2021-11-23 00:39:34,762 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 79.7MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:39:34,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1013.08ms. Allocated memory is still 107.0MB. Free memory was 77.2MB in the beginning and 47.7MB in the end (delta: 29.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 00:39:34,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.70ms. Allocated memory is still 107.0MB. Free memory was 47.7MB in the beginning and 80.2MB in the end (delta: -32.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 00:39:34,763 INFO L158 Benchmark]: Boogie Preprocessor took 89.50ms. Allocated memory is still 107.0MB. Free memory was 80.2MB in the beginning and 76.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:39:34,764 INFO L158 Benchmark]: RCFGBuilder took 1042.90ms. Allocated memory is still 107.0MB. Free memory was 76.5MB in the beginning and 71.6MB in the end (delta: 4.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2021-11-23 00:39:34,764 INFO L158 Benchmark]: CodeCheck took 179493.54ms. Allocated memory was 107.0MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 71.6MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. [2021-11-23 00:39:34,767 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 79.7MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1013.08ms. Allocated memory is still 107.0MB. Free memory was 77.2MB in the beginning and 47.7MB in the end (delta: 29.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.70ms. Allocated memory is still 107.0MB. Free memory was 47.7MB in the beginning and 80.2MB in the end (delta: -32.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.50ms. Allocated memory is still 107.0MB. Free memory was 80.2MB in the beginning and 76.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1042.90ms. Allocated memory is still 107.0MB. Free memory was 76.5MB in the beginning and 71.6MB in the end (delta: 4.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * CodeCheck took 179493.54ms. Allocated memory was 107.0MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 71.6MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:39:34,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb58a0ff-da3d-41ca-a1cc-05c75ca7a04a/bin/ukojak-LBtLqBUTdQ/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown