./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-vhost-vhost_net.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c36dfa3b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-vhost-vhost_net.ko.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 55670862d435f89395d9c5bd913c74ebb8ba36be27c93bd654b4a4c0e448a603 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-c36dfa3 [2021-11-04 00:12:31,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-04 00:12:31,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-04 00:12:32,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-04 00:12:32,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-04 00:12:32,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-04 00:12:32,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-04 00:12:32,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-04 00:12:32,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-04 00:12:32,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-04 00:12:32,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-04 00:12:32,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-04 00:12:32,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-04 00:12:32,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-04 00:12:32,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-04 00:12:32,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-04 00:12:32,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-04 00:12:32,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-04 00:12:32,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-04 00:12:32,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-04 00:12:32,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-04 00:12:32,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-04 00:12:32,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-04 00:12:32,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-04 00:12:32,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-04 00:12:32,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-04 00:12:32,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-04 00:12:32,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-04 00:12:32,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-04 00:12:32,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-04 00:12:32,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-04 00:12:32,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-04 00:12:32,051 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-04 00:12:32,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-04 00:12:32,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-04 00:12:32,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-04 00:12:32,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-04 00:12:32,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-04 00:12:32,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-04 00:12:32,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-04 00:12:32,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-04 00:12:32,055 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-04 00:12:32,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-04 00:12:32,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-04 00:12:32,080 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-04 00:12:32,080 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-04 00:12:32,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-04 00:12:32,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-04 00:12:32,082 INFO L138 SettingsManager]: * Use SBE=true [2021-11-04 00:12:32,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-04 00:12:32,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-04 00:12:32,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-04 00:12:32,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-04 00:12:32,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-04 00:12:32,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-04 00:12:32,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-04 00:12:32,088 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-04 00:12:32,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-04 00:12:32,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-04 00:12:32,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-04 00:12:32,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-04 00:12:32,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-04 00:12:32,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-04 00:12:32,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-04 00:12:32,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-04 00:12:32,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-04 00:12:32,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-04 00:12:32,090 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-04 00:12:32,090 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-04 00:12:32,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-04 00:12:32,091 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-04 00:12:32,091 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55670862d435f89395d9c5bd913c74ebb8ba36be27c93bd654b4a4c0e448a603 [2021-11-04 00:12:32,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-04 00:12:32,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-04 00:12:32,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-04 00:12:32,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-04 00:12:32,320 INFO L275 PluginConnector]: CDTParser initialized [2021-11-04 00:12:32,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-vhost-vhost_net.ko.cil.out.i [2021-11-04 00:12:32,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6c966c6/e4befddc01fe4a4492fa2ca0da4fd16f/FLAG9461457cf [2021-11-04 00:12:33,040 INFO L306 CDTParser]: Found 1 translation units. [2021-11-04 00:12:33,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-vhost-vhost_net.ko.cil.out.i [2021-11-04 00:12:33,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6c966c6/e4befddc01fe4a4492fa2ca0da4fd16f/FLAG9461457cf [2021-11-04 00:12:33,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6c966c6/e4befddc01fe4a4492fa2ca0da4fd16f [2021-11-04 00:12:33,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-04 00:12:33,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-04 00:12:33,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-04 00:12:33,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-04 00:12:33,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-04 00:12:33,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:12:33" (1/1) ... [2021-11-04 00:12:33,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e3f514f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:33, skipping insertion in model container [2021-11-04 00:12:33,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:12:33" (1/1) ... [2021-11-04 00:12:33,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-04 00:12:33,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-04 00:12:34,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-vhost-vhost_net.ko.cil.out.i[345844,345857] [2021-11-04 00:12:34,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-04 00:12:35,011 INFO L203 MainTranslator]: Completed pre-run [2021-11-04 00:12:35,227 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-vhost-vhost_net.ko.cil.out.i[345844,345857] [2021-11-04 00:12:35,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-04 00:12:35,321 INFO L208 MainTranslator]: Completed translation [2021-11-04 00:12:35,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35 WrapperNode [2021-11-04 00:12:35,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-04 00:12:35,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-04 00:12:35,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-04 00:12:35,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-04 00:12:35,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:35,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:36,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-04 00:12:36,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-04 00:12:36,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-04 00:12:36,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-04 00:12:36,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:36,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:36,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:36,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:36,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:36,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:36,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:37,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-04 00:12:37,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-04 00:12:37,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-04 00:12:37,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-04 00:12:37,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (1/1) ... [2021-11-04 00:12:37,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-04 00:12:37,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-04 00:12:37,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-04 00:12:37,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-04 00:12:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-04 00:12:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-04 00:12:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-04 00:12:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-04 00:12:37,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-04 00:12:37,943 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,959 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,962 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,968 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,970 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,973 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,977 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,979 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,982 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,984 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,986 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,987 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,988 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,989 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,989 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,991 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,992 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,993 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:37,999 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,001 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,004 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,006 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,008 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,012 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,015 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,018 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,019 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,028 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,030 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,032 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,033 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,036 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,040 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,043 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,045 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,048 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,053 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,055 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,059 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,059 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,061 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,063 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,065 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,067 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,070 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,074 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,076 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,077 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,079 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,082 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,086 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,086 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,087 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,089 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,092 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,093 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,097 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,098 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,101 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,102 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,103 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,104 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,106 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,106 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,109 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,110 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,110 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,111 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,112 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,112 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,119 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,121 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,123 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,125 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,127 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,132 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,134 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,138 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,140 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,146 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,148 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,149 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,152 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,154 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,156 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,156 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,158 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,159 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,159 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,161 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,162 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,162 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,169 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,171 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,173 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,175 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,177 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,182 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,184 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,186 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,189 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,196 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,198 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,200 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,202 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,205 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,211 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,213 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,215 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,217 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,223 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,225 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,229 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,229 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,232 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,242 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,244 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,246 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,248 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,251 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,253 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,255 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,256 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,259 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,271 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,272 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,273 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,274 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,277 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,278 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,281 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,281 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,285 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,285 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,286 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,287 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,288 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,289 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,292 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,292 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,293 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,294 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,294 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,294 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,300 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,305 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,307 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,308 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,310 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,314 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,316 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,318 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,320 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,324 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,331 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,332 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,334 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:38,336 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-04 00:12:45,339 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2580: assume !false; [2021-11-04 00:12:45,340 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2579: assume false; [2021-11-04 00:12:45,340 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2531: assume false; [2021-11-04 00:12:45,340 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2532: assume !false; [2021-11-04 00:12:45,340 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2483: assume false; [2021-11-04 00:12:45,340 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2484: assume !false; [2021-11-04 00:12:45,340 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2436: assume !false; [2021-11-04 00:12:45,340 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2435: assume false; [2021-11-04 00:12:45,341 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2390: assume !false; [2021-11-04 00:12:45,341 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2389: assume false; [2021-11-04 00:12:45,341 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2368: assume !false; [2021-11-04 00:12:45,341 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2367: assume false; [2021-11-04 00:12:45,341 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2269: assume !false; [2021-11-04 00:12:45,341 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2268: assume false; [2021-11-04 00:12:45,341 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2221: assume !false; [2021-11-04 00:12:45,341 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2220: assume false; [2021-11-04 00:12:45,342 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4886: assume false; [2021-11-04 00:12:45,342 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4887: assume !false; [2021-11-04 00:12:45,342 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume !false; [2021-11-04 00:12:45,342 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume false; [2021-11-04 00:12:45,342 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4858: assume false; [2021-11-04 00:12:45,342 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4859: assume !false; [2021-11-04 00:12:45,342 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4836: assume false; [2021-11-04 00:12:45,342 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4837: assume !false; [2021-11-04 00:12:45,342 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2997: assume !false; [2021-11-04 00:12:45,343 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2996: assume false; [2021-11-04 00:12:45,343 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2829: assume false; [2021-11-04 00:12:45,343 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2830: assume !false; [2021-11-04 00:12:45,343 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2894: assume !false; [2021-11-04 00:12:45,343 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2893: assume false; [2021-11-04 00:12:45,343 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2733: assume false; [2021-11-04 00:12:45,343 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2734: assume !false; [2021-11-04 00:12:45,343 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2782: assume !false; [2021-11-04 00:12:45,343 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2781: assume false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2616: assume !false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2615: assume false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##194: assume !false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##193: assume false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##146: assume !false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##145: assume false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2685: assume false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2686: assume !false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4320: assume !false; [2021-11-04 00:12:45,344 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4319: assume false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##290: assume !false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6932: assume !false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6931: assume false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##289: assume false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##242: assume !false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##241: assume false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4223: assume false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4224: assume !false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6867: assume false; [2021-11-04 00:12:45,345 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6868: assume !false; [2021-11-04 00:12:45,346 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4271: assume false; [2021-11-04 00:12:45,346 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4272: assume !false; [2021-11-04 00:12:45,346 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6820: assume !false; [2021-11-04 00:12:45,346 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6819: assume false; [2021-11-04 00:12:45,346 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##349: assume false; [2021-11-04 00:12:45,346 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##350: assume !false; [2021-11-04 00:12:45,346 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6771: assume false; [2021-11-04 00:12:45,346 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6772: assume !false; [2021-11-04 00:12:45,346 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6724: assume !false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6723: assume false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4175: assume false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4176: assume !false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##461: assume !false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##460: assume false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4004: assume false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4005: assume !false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6654: assume !false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6653: assume false; [2021-11-04 00:12:45,347 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##557: assume !false; [2021-11-04 00:12:45,348 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##556: assume false; [2021-11-04 00:12:45,348 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##508: assume false; [2021-11-04 00:12:45,351 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##509: assume !false; [2021-11-04 00:12:45,351 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6618: assume !false; [2021-11-04 00:12:45,351 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6617: assume false; [2021-11-04 00:12:45,351 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4064: assume false; [2021-11-04 00:12:45,351 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4065: assume !false; [2021-11-04 00:12:45,351 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##665: assume false; [2021-11-04 00:12:45,351 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##666: assume !false; [2021-11-04 00:12:45,351 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##605: assume !false; [2021-11-04 00:12:45,352 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##604: assume false; [2021-11-04 00:12:45,353 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##642: assume !false;call ULTIMATE.dealloc(vhost_net_ioctl_~#backend~0.base, vhost_net_ioctl_~#backend~0.offset);havoc vhost_net_ioctl_~#backend~0.base, vhost_net_ioctl_~#backend~0.offset;call ULTIMATE.dealloc(vhost_net_ioctl_~#features~0.base, vhost_net_ioctl_~#features~0.offset);havoc vhost_net_ioctl_~#features~0.base, vhost_net_ioctl_~#features~0.offset; [2021-11-04 00:12:45,353 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##641: assume false; [2021-11-04 00:12:45,353 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4766: assume false; [2021-11-04 00:12:45,353 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4767: assume !false; [2021-11-04 00:12:45,353 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4750: assume false; [2021-11-04 00:12:45,353 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4751: assume !false; [2021-11-04 00:12:45,353 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4734: assume false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4735: assume !false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##697: assume !false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##696: assume false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4703: assume false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4704: assume !false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##799: assume !false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##798: assume false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2045: assume false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2046: assume !false; [2021-11-04 00:12:45,354 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##728: assume false; [2021-11-04 00:12:45,355 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##729: assume !false; [2021-11-04 00:12:45,355 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4680: assume !false;call ULTIMATE.dealloc(vhost_net_ioctl_~#backend~0.base, vhost_net_ioctl_~#backend~0.offset);havoc vhost_net_ioctl_~#backend~0.base, vhost_net_ioctl_~#backend~0.offset;call ULTIMATE.dealloc(vhost_net_ioctl_~#features~0.base, vhost_net_ioctl_~#features~0.offset);havoc vhost_net_ioctl_~#features~0.base, vhost_net_ioctl_~#features~0.offset; [2021-11-04 00:12:45,355 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4679: assume false; [2021-11-04 00:12:45,355 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##713: assume !false; [2021-11-04 00:12:45,355 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##712: assume false; [2021-11-04 00:12:45,355 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2094: assume !false; [2021-11-04 00:12:45,355 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2093: assume false; [2021-11-04 00:12:45,356 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4644: assume !false; [2021-11-04 00:12:45,356 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4643: assume false; [2021-11-04 00:12:45,356 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4596: assume !false; [2021-11-04 00:12:45,356 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4595: assume false; [2021-11-04 00:12:45,356 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##849: assume !false; [2021-11-04 00:12:45,356 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##848: assume false; [2021-11-04 00:12:45,356 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4547: assume false; [2021-11-04 00:12:45,356 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4548: assume !false; [2021-11-04 00:12:45,357 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##821: assume !false; [2021-11-04 00:12:45,357 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##820: assume false; [2021-11-04 00:12:45,357 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4500: assume !false; [2021-11-04 00:12:45,357 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4499: assume false; [2021-11-04 00:12:45,357 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4450: assume !false; [2021-11-04 00:12:45,357 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4449: assume false; [2021-11-04 00:12:45,357 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7484: assume !false; [2021-11-04 00:12:45,357 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7483: assume false; [2021-11-04 00:12:45,357 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7462: assume !false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7461: assume false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7434: assume !false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7433: assume false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7412: assume !false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7411: assume false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7298: assume !false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7297: assume false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7276: assume !false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7275: assume false; [2021-11-04 00:12:45,358 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7192: assume !false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7191: assume false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7178: assume !false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7177: assume false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7107: assume !false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7106: assume false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7060: assume false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7061: assume !false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7048: assume !false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7047: assume false; [2021-11-04 00:12:45,359 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7035: assume !false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7034: assume false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5249: assume !false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5248: assume false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7899: assume !false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7898: assume false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7732: assume !false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7731: assume false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7720: assume !false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7719: assume false; [2021-11-04 00:12:45,360 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7701: assume !false; [2021-11-04 00:12:45,361 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7700: assume false; [2021-11-04 00:12:45,361 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5188: assume false; [2021-11-04 00:12:45,361 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5189: assume !false; [2021-11-04 00:12:45,361 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5140: assume false; [2021-11-04 00:12:45,361 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5141: assume !false; [2021-11-04 00:12:45,361 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5092: assume false; [2021-11-04 00:12:45,361 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5093: assume !false; [2021-11-04 00:12:45,361 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7640: assume false; [2021-11-04 00:12:45,361 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7641: assume !false; [2021-11-04 00:12:45,362 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5044: assume false; [2021-11-04 00:12:45,365 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5045: assume !false; [2021-11-04 00:12:45,365 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7673: assume !false; [2021-11-04 00:12:45,365 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7672: assume false; [2021-11-04 00:12:45,365 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7657: assume !false; [2021-11-04 00:12:45,365 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7656: assume false; [2021-11-04 00:12:45,366 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7525: assume !false; [2021-11-04 00:12:45,366 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7524: assume false; [2021-11-04 00:12:45,366 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7545: assume !false; [2021-11-04 00:12:45,366 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7544: assume false; [2021-11-04 00:12:45,367 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1210: assume false; [2021-11-04 00:12:45,367 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1211: assume !false; [2021-11-04 00:12:45,367 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3860: assume false; [2021-11-04 00:12:45,367 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3861: assume !false; [2021-11-04 00:12:45,367 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1150: assume false; [2021-11-04 00:12:45,367 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1151: assume !false; [2021-11-04 00:12:45,367 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1102: assume false; [2021-11-04 00:12:45,367 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1103: assume !false; [2021-11-04 00:12:45,367 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1054: assume false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1055: assume !false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3693: assume false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3694: assume !false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3602: assume false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3603: assume !false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3682: assume !false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3681: assume false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3662: assume false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3663: assume !false; [2021-11-04 00:12:45,368 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1006: assume false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1007: assume !false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3635: assume !false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3634: assume false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3619: assume !false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3618: assume false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3507: assume !false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3506: assume false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1634: assume false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1635: assume !false; [2021-11-04 00:12:45,369 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1682: assume false; [2021-11-04 00:12:45,370 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1683: assume !false; [2021-11-04 00:12:45,370 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1417: assume false; [2021-11-04 00:12:45,370 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1418: assume !false; [2021-11-04 00:12:45,370 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1465: assume false; [2021-11-04 00:12:45,371 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1466: assume !false; [2021-11-04 00:12:45,371 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3956: assume false; [2021-11-04 00:12:45,371 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3957: assume !false; [2021-11-04 00:12:45,371 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3909: assume !false; [2021-11-04 00:12:45,371 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3908: assume false; [2021-11-04 00:12:45,371 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1370: assume !false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1369: assume false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1321: assume false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1322: assume !false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3022: assume false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3023: assume !false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3010: assume !false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5672: assume false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5673: assume !false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3009: assume false; [2021-11-04 00:12:45,372 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3068: assume false; [2021-11-04 00:12:45,373 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3069: assume !false; [2021-11-04 00:12:45,373 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5503: assume false; [2021-11-04 00:12:45,373 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5504: assume !false; [2021-11-04 00:12:45,373 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5455: assume false; [2021-11-04 00:12:45,373 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5456: assume !false; [2021-11-04 00:12:45,373 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5407: assume false; [2021-11-04 00:12:45,373 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5408: assume !false; [2021-11-04 00:12:45,373 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7995: assume !false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7994: assume false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7947: assume !false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7946: assume false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5360: assume !false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5359: assume false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3486: assume false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3487: assume !false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3446: assume !false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3445: assume false; [2021-11-04 00:12:45,374 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3424: assume !false; [2021-11-04 00:12:45,375 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3423: assume false; [2021-11-04 00:12:45,375 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3396: assume !false; [2021-11-04 00:12:45,375 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3395: assume false; [2021-11-04 00:12:45,375 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3374: assume !false; [2021-11-04 00:12:45,375 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3373: assume false; [2021-11-04 00:12:45,375 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5987: assume false; [2021-11-04 00:12:45,376 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5988: assume !false; [2021-11-04 00:12:45,376 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3260: assume !false; [2021-11-04 00:12:45,376 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3259: assume false; [2021-11-04 00:12:45,376 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3237: assume false; [2021-11-04 00:12:45,376 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3238: assume !false; [2021-11-04 00:12:45,376 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5876: assume false; [2021-11-04 00:12:45,376 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5877: assume !false; [2021-11-04 00:12:45,376 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5816: assume false; [2021-11-04 00:12:45,377 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5817: assume !false; [2021-11-04 00:12:45,377 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3154: assume !false; [2021-11-04 00:12:45,377 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3153: assume false; [2021-11-04 00:12:45,377 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3140: assume !false; [2021-11-04 00:12:45,377 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3139: assume false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5768: assume false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5769: assume !false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5720: assume false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5721: assume !false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6132: assume !false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6131: assume false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6084: assume !false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6083: assume false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6035: assume false; [2021-11-04 00:12:45,378 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6036: assume !false; [2021-11-04 00:12:45,379 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8681: assume false; [2021-11-04 00:12:45,379 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8682: assume !false; [2021-11-04 00:12:45,379 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8634: assume !false; [2021-11-04 00:12:45,379 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8633: assume false; [2021-11-04 00:12:45,379 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8586: assume !false; [2021-11-04 00:12:45,379 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8585: assume false; [2021-11-04 00:12:45,379 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8538: assume !false; [2021-11-04 00:12:45,379 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8537: assume false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8487: assume false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8488: assume !false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8358: assume !false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8357: assume false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6521: assume false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6522: assume !false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6570: assume !false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6569: assume false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6427: assume false; [2021-11-04 00:12:45,380 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6428: assume !false; [2021-11-04 00:12:45,381 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6405: assume false; [2021-11-04 00:12:45,381 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6406: assume !false; [2021-11-04 00:12:45,381 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6473: assume false; [2021-11-04 00:12:45,381 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6474: assume !false; [2021-11-04 00:12:45,381 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6306: assume false; [2021-11-04 00:12:45,382 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6307: assume !false; [2021-11-04 00:12:45,382 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6258: assume false; [2021-11-04 00:12:45,382 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6259: assume !false; [2021-11-04 00:12:45,382 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1997: assume false; [2021-11-04 00:12:45,382 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1998: assume !false; [2021-11-04 00:12:45,382 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1949: assume false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1950: assume !false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1838: assume false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1839: assume !false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1778: assume false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1779: assume !false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1730: assume false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1731: assume !false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8310: assume !false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8309: assume false; [2021-11-04 00:12:45,383 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8262: assume !false; [2021-11-04 00:12:45,384 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8261: assume false; [2021-11-04 00:12:45,384 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8214: assume !false; [2021-11-04 00:12:45,384 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8213: assume false; [2021-11-04 00:12:45,384 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8102: assume false; [2021-11-04 00:12:45,384 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8103: assume !false; [2021-11-04 00:12:45,384 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8043: assume !false; [2021-11-04 00:12:45,384 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8042: assume false; [2021-11-04 00:12:45,411 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-04 00:12:45,411 INFO L299 CfgBuilder]: Removed 8273 assume(true) statements. [2021-11-04 00:12:45,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:12:45 BoogieIcfgContainer [2021-11-04 00:12:45,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-04 00:12:45,420 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-04 00:12:45,420 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-04 00:12:45,423 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-04 00:12:45,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 12:12:33" (1/3) ... [2021-11-04 00:12:45,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ade8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:12:45, skipping insertion in model container [2021-11-04 00:12:45,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:12:35" (2/3) ... [2021-11-04 00:12:45,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ade8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:12:45, skipping insertion in model container [2021-11-04 00:12:45,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:12:45" (3/3) ... [2021-11-04 00:12:45,426 INFO L111 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-vhost-vhost_net.ko.cil.out.i [2021-11-04 00:12:45,436 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-04 00:12:45,437 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-04 00:12:45,487 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-04 00:12:45,493 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-04 00:12:45,493 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-04 00:12:45,571 INFO L276 IsEmpty]: Start isEmpty. Operand has 6556 states, 6553 states have (on average 1.5154890889668855) internal successors, (9931), 6555 states have internal predecessors, (9931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:12:45,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-04 00:12:45,575 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 00:12:45,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 00:12:45,578 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-04 00:12:45,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 00:12:45,582 INFO L85 PathProgramCache]: Analyzing trace with hash 88776330, now seen corresponding path program 1 times [2021-11-04 00:12:45,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 00:12:45,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368351000] [2021-11-04 00:12:45,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 00:12:45,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 00:12:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 00:12:46,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 00:12:46,061 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 00:12:46,061 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368351000] [2021-11-04 00:12:46,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368351000] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 00:12:46,062 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 00:12:46,062 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-04 00:12:46,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794223694] [2021-11-04 00:12:46,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 00:12:46,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-04 00:12:46,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 00:12:46,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-04 00:12:46,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 00:12:46,110 INFO L87 Difference]: Start difference. First operand has 6556 states, 6553 states have (on average 1.5154890889668855) internal successors, (9931), 6555 states have internal predecessors, (9931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:12:48,355 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:12:52,616 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:06,398 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:09,371 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:16,183 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:27,751 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:30,226 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:32,793 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:35,217 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:38,966 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:41,733 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:52,619 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:13:55,387 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:00,663 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:03,238 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:10,962 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:13,172 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:15,499 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:17,428 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:20,962 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:28,026 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:32,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 00:14:32,998 INFO L93 Difference]: Finished difference Result 19248 states and 29318 transitions. [2021-11-04 00:14:32,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-04 00:14:33,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-04 00:14:33,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 00:14:33,046 INFO L225 Difference]: With dead ends: 19248 [2021-11-04 00:14:33,046 INFO L226 Difference]: Without dead ends: 12306 [2021-11-04 00:14:33,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.08ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 00:14:33,063 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 7503 mSDsluCounter, 7596 mSDsCounter, 0 mSdLazyCounter, 15204 mSolverCounterSat, 1 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 100195.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7503 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 15224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 124.60ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15204 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 105138.09ms IncrementalHoareTripleChecker+Time [2021-11-04 00:14:33,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7503 Valid, 0 Invalid, 15224 Unknown, 0 Unchecked, 124.60ms Time], IncrementalHoareTripleChecker [1 Valid, 15204 Invalid, 19 Unknown, 0 Unchecked, 105138.09ms Time] [2021-11-04 00:14:33,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12306 states. [2021-11-04 00:14:33,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12306 to 11907. [2021-11-04 00:14:33,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11907 states, 11905 states have (on average 1.1834523309533809) internal successors, (14089), 11906 states have internal predecessors, (14089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:14:33,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11907 states to 11907 states and 14089 transitions. [2021-11-04 00:14:33,342 INFO L78 Accepts]: Start accepts. Automaton has 11907 states and 14089 transitions. Word has length 8 [2021-11-04 00:14:33,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 00:14:33,342 INFO L470 AbstractCegarLoop]: Abstraction has 11907 states and 14089 transitions. [2021-11-04 00:14:33,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:14:33,343 INFO L276 IsEmpty]: Start isEmpty. Operand 11907 states and 14089 transitions. [2021-11-04 00:14:33,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-04 00:14:33,343 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 00:14:33,343 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 00:14:33,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-04 00:14:33,344 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-04 00:14:33,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 00:14:33,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1542874078, now seen corresponding path program 1 times [2021-11-04 00:14:33,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 00:14:33,345 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352404408] [2021-11-04 00:14:33,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 00:14:33,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 00:14:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 00:14:33,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 00:14:33,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 00:14:33,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352404408] [2021-11-04 00:14:33,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352404408] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 00:14:33,552 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 00:14:33,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-04 00:14:33,552 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554552273] [2021-11-04 00:14:33,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 00:14:33,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-04 00:14:33,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 00:14:33,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-04 00:14:33,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 00:14:33,554 INFO L87 Difference]: Start difference. First operand 11907 states and 14089 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:14:35,606 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:39,754 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:52,162 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:55,152 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:14:58,154 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:05,035 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:16,750 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:19,197 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:21,848 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:24,284 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:27,984 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:39,386 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:42,114 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:47,906 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:50,456 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:15:58,146 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:16:00,369 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:16:02,714 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:16:04,943 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:16:16,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 00:16:16,413 INFO L93 Difference]: Finished difference Result 17999 states and 21293 transitions. [2021-11-04 00:16:16,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-04 00:16:16,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-04 00:16:16,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 00:16:16,463 INFO L225 Difference]: With dead ends: 17999 [2021-11-04 00:16:16,463 INFO L226 Difference]: Without dead ends: 17993 [2021-11-04 00:16:16,470 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.78ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 00:16:16,471 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 7184 mSDsluCounter, 7305 mSDsCounter, 0 mSdLazyCounter, 14618 mSolverCounterSat, 0 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 96592.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7184 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 14637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 100.83ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14618 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 101501.03ms IncrementalHoareTripleChecker+Time [2021-11-04 00:16:16,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7184 Valid, 0 Invalid, 14637 Unknown, 0 Unchecked, 100.83ms Time], IncrementalHoareTripleChecker [0 Valid, 14618 Invalid, 19 Unknown, 0 Unchecked, 101501.03ms Time] [2021-11-04 00:16:16,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17993 states. [2021-11-04 00:16:16,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17993 to 17490. [2021-11-04 00:16:16,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17490 states, 17488 states have (on average 1.1837259835315646) internal successors, (20701), 17489 states have internal predecessors, (20701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:16:16,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17490 states to 17490 states and 20701 transitions. [2021-11-04 00:16:16,823 INFO L78 Accepts]: Start accepts. Automaton has 17490 states and 20701 transitions. Word has length 9 [2021-11-04 00:16:16,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 00:16:16,823 INFO L470 AbstractCegarLoop]: Abstraction has 17490 states and 20701 transitions. [2021-11-04 00:16:16,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:16:16,824 INFO L276 IsEmpty]: Start isEmpty. Operand 17490 states and 20701 transitions. [2021-11-04 00:16:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-04 00:16:16,832 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 00:16:16,832 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 00:16:16,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-04 00:16:16,832 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-04 00:16:16,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 00:16:16,833 INFO L85 PathProgramCache]: Analyzing trace with hash -426022036, now seen corresponding path program 1 times [2021-11-04 00:16:16,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 00:16:16,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922197089] [2021-11-04 00:16:16,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 00:16:16,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 00:16:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 00:16:17,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-04 00:16:17,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 00:16:17,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922197089] [2021-11-04 00:16:17,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922197089] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 00:16:17,283 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 00:16:17,283 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-04 00:16:17,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092101769] [2021-11-04 00:16:17,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 00:16:17,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-04 00:16:17,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 00:16:17,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-04 00:16:17,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-04 00:16:17,284 INFO L87 Difference]: Start difference. First operand 17490 states and 20701 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:16:19,342 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:16:31,343 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:17:48,342 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:17:56,623 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:07,753 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:09,836 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:18,301 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:20,413 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:22,527 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:29,514 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:31,596 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:33,672 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:37,535 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:39,618 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:41,660 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:18:48,753 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:19:08,429 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:19:10,471 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:19:44,356 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:19:46,393 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:19:47,830 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:19:49,869 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:19:51,917 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:19:56,352 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:20:01,885 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:20:06,473 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:20:18,317 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:21:09,775 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:21:16,490 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:21:46,809 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:21:52,951 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:22:31,412 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:22:33,493 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:22:53,496 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:22:55,531 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:22:57,575 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:22:59,619 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:01,664 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:05,621 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:11,050 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:13,089 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:15,130 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:17,169 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:19,215 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:23,042 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:34,392 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:36,437 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:38,483 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:44,609 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:46,654 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:48,698 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:53,967 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:56,319 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:23:58,369 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:24:03,254 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:24:05,838 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:24:07,882 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:24:18,377 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:24:20,757 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:24:22,803 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:24:27,105 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:24:29,566 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:24:31,614 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:25:39,908 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:25:41,867 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:25:44,886 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:25:50,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 00:25:50,100 INFO L93 Difference]: Finished difference Result 146908 states and 173629 transitions. [2021-11-04 00:25:50,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-04 00:25:50,100 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-04 00:25:50,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 00:25:50,385 INFO L225 Difference]: With dead ends: 146908 [2021-11-04 00:25:50,386 INFO L226 Difference]: Without dead ends: 129424 [2021-11-04 00:25:50,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 611.81ms TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-11-04 00:25:50,457 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 76662 mSDsluCounter, 91546 mSDsCounter, 0 mSdLazyCounter, 108651 mSolverCounterSat, 95 mSolverCounterUnsat, 57 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 539060.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 76662 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 108803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 975.73ms SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 108651 IncrementalHoareTripleChecker+Invalid, 57 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 564366.61ms IncrementalHoareTripleChecker+Time [2021-11-04 00:25:50,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76662 Valid, 0 Invalid, 108803 Unknown, 0 Unchecked, 975.73ms Time], IncrementalHoareTripleChecker [95 Valid, 108651 Invalid, 57 Unknown, 0 Unchecked, 564366.61ms Time] [2021-11-04 00:25:50,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129424 states. [2021-11-04 00:25:51,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129424 to 17574. [2021-11-04 00:25:51,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17574 states, 17572 states have (on average 1.1828477122695198) internal successors, (20785), 17573 states have internal predecessors, (20785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:25:51,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17574 states to 17574 states and 20785 transitions. [2021-11-04 00:25:51,625 INFO L78 Accepts]: Start accepts. Automaton has 17574 states and 20785 transitions. Word has length 51 [2021-11-04 00:25:51,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 00:25:51,626 INFO L470 AbstractCegarLoop]: Abstraction has 17574 states and 20785 transitions. [2021-11-04 00:25:51,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:25:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 17574 states and 20785 transitions. [2021-11-04 00:25:51,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-04 00:25:51,628 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 00:25:51,628 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 00:25:51,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-04 00:25:51,629 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-04 00:25:51,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 00:25:51,629 INFO L85 PathProgramCache]: Analyzing trace with hash 2023578094, now seen corresponding path program 1 times [2021-11-04 00:25:51,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 00:25:51,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985818672] [2021-11-04 00:25:51,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 00:25:51,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 00:25:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 00:25:51,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-04 00:25:51,861 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 00:25:51,861 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985818672] [2021-11-04 00:25:51,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985818672] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 00:25:51,861 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 00:25:51,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-04 00:25:51,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741330748] [2021-11-04 00:25:51,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 00:25:51,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-04 00:25:51,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 00:25:51,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-04 00:25:51,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 00:25:51,863 INFO L87 Difference]: Start difference. First operand 17574 states and 20785 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 00:25:53,917 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:25:57,942 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:09,131 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:12,220 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:15,029 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:25,606 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:27,903 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:30,331 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:32,663 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:35,543 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:42,805 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 00:26:45,415 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15