./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.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 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 16:15:44,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:15:44,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:15:45,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:15:45,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:15:45,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:15:45,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:15:45,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:15:45,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:15:45,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:15:45,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:15:45,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:15:45,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:15:45,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:15:45,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:15:45,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:15:45,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:15:45,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:15:45,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:15:45,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:15:45,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:15:45,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:15:45,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:15:45,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:15:45,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:15:45,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:15:45,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:15:45,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:15:45,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:15:45,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:15:45,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:15:45,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:15:45,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:15:45,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:15:45,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:15:45,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:15:45,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:15:45,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:15:45,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:15:45,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:15:45,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:15:45,079 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:15:45,110 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:15:45,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:15:45,111 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:15:45,111 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:15:45,112 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:15:45,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:15:45,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:15:45,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:15:45,113 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:15:45,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:15:45,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:15:45,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:15:45,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:15:45,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:15:45,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:15:45,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:15:45,115 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:15:45,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:15:45,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:15:45,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:15:45,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:15:45,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:15:45,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:15:45,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:15:45,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:15:45,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:15:45,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:15:45,118 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:15:45,119 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:15:45,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:15:45,119 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:15:45,119 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2021-12-21 16:15:45,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:15:45,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:15:45,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:15:45,380 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:15:45,381 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:15:45,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-21 16:15:45,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5d24174f/e5efcdf13114405c83e5935d0c68be31/FLAG19573e832 [2021-12-21 16:15:45,964 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:15:45,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-21 16:15:46,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5d24174f/e5efcdf13114405c83e5935d0c68be31/FLAG19573e832 [2021-12-21 16:15:46,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5d24174f/e5efcdf13114405c83e5935d0c68be31 [2021-12-21 16:15:46,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:15:46,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:15:46,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:15:46,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:15:46,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:15:46,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:15:46" (1/1) ... [2021-12-21 16:15:46,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c435e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:46, skipping insertion in model container [2021-12-21 16:15:46,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:15:46" (1/1) ... [2021-12-21 16:15:46,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:15:46,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:15:46,620 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-12-21 16:15:46,621 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-12-21 16:15:46,743 WARN L230 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2021-12-21 16:15:47,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:15:47,167 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 16:15:47,242 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-12-21 16:15:47,244 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-12-21 16:15:47,250 WARN L230 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2021-12-21 16:15:47,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:15:47,374 INFO L208 MainTranslator]: Completed translation [2021-12-21 16:15:47,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47 WrapperNode [2021-12-21 16:15:47,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:15:47,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 16:15:47,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 16:15:47,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 16:15:47,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,512 INFO L137 Inliner]: procedures = 111, calls = 512, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 1141 [2021-12-21 16:15:47,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 16:15:47,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 16:15:47,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 16:15:47,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 16:15:47,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 16:15:47,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 16:15:47,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 16:15:47,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 16:15:47,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (1/1) ... [2021-12-21 16:15:47,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:15:47,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:15:47,753 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) [2021-12-21 16:15:47,768 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 [2021-12-21 16:15:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-12-21 16:15:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-12-21 16:15:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-21 16:15:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-21 16:15:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-12-21 16:15:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-12-21 16:15:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-12-21 16:15:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-12-21 16:15:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 16:15:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 16:15:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 16:15:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-21 16:15:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-21 16:15:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 16:15:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 16:15:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2021-12-21 16:15:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2021-12-21 16:15:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2021-12-21 16:15:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2021-12-21 16:15:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 16:15:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-21 16:15:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-21 16:15:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2021-12-21 16:15:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2021-12-21 16:15:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 16:15:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 16:15:47,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 16:15:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 16:15:47,804 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-21 16:15:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-21 16:15:47,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 16:15:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 16:15:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 16:15:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-21 16:15:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-21 16:15:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 16:15:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 16:15:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 16:15:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-12-21 16:15:47,806 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-12-21 16:15:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2021-12-21 16:15:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2021-12-21 16:15:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-21 16:15:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-21 16:15:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-21 16:15:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 16:15:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2021-12-21 16:15:47,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2021-12-21 16:15:47,808 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2021-12-21 16:15:47,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2021-12-21 16:15:47,808 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2021-12-21 16:15:47,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2021-12-21 16:15:47,809 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-12-21 16:15:47,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-12-21 16:15:47,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 16:15:47,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 16:15:47,811 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-12-21 16:15:47,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-12-21 16:15:47,811 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-12-21 16:15:47,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-12-21 16:15:47,812 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-21 16:15:47,812 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-21 16:15:47,812 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2021-12-21 16:15:47,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2021-12-21 16:15:47,812 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-12-21 16:15:47,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-12-21 16:15:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2021-12-21 16:15:47,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2021-12-21 16:15:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 16:15:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-21 16:15:47,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-21 16:15:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-21 16:15:47,814 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-21 16:15:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 16:15:47,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 16:15:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-12-21 16:15:47,815 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-12-21 16:15:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-21 16:15:47,815 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-21 16:15:48,218 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 16:15:48,220 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 16:15:48,657 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 16:15:49,401 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 16:15:49,415 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 16:15:49,416 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 16:15:49,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:15:49 BoogieIcfgContainer [2021-12-21 16:15:49,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 16:15:49,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 16:15:49,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 16:15:49,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 16:15:49,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 04:15:46" (1/3) ... [2021-12-21 16:15:49,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73902d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:15:49, skipping insertion in model container [2021-12-21 16:15:49,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:15:47" (2/3) ... [2021-12-21 16:15:49,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73902d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:15:49, skipping insertion in model container [2021-12-21 16:15:49,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:15:49" (3/3) ... [2021-12-21 16:15:49,450 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-21 16:15:49,454 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 16:15:49,455 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 16:15:49,577 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 16:15:49,586 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 [2021-12-21 16:15:49,586 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 16:15:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2021-12-21 16:15:49,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-12-21 16:15:49,661 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:15:49,662 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 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, 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] [2021-12-21 16:15:49,663 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:15:49,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:15:49,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1342128774, now seen corresponding path program 1 times [2021-12-21 16:15:49,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:15:49,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199454088] [2021-12-21 16:15:49,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:15:49,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:15:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:15:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:15:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:15:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:15:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-21 16:15:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:15:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:15:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:15:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 16:15:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-21 16:15:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:15:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:15:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-21 16:15:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:15:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-21 16:15:50,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:15:50,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199454088] [2021-12-21 16:15:50,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199454088] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:15:50,469 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:15:50,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-21 16:15:50,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482411520] [2021-12-21 16:15:50,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:15:50,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-21 16:15:50,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:15:50,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-21 16:15:50,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-21 16:15:50,510 INFO L87 Difference]: Start difference. First operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-21 16:15:57,538 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:15:59,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:16:00,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:16:00,683 INFO L93 Difference]: Finished difference Result 1262 states and 1761 transitions. [2021-12-21 16:16:00,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-21 16:16:00,685 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 96 [2021-12-21 16:16:00,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:16:00,706 INFO L225 Difference]: With dead ends: 1262 [2021-12-21 16:16:00,709 INFO L226 Difference]: Without dead ends: 749 [2021-12-21 16:16:00,717 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-12-21 16:16:00,730 INFO L933 BasicCegarLoop]: 763 mSDtfsCounter, 642 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 340 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 3851 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2021-12-21 16:16:00,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 3851 Invalid, 1581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1239 Invalid, 2 Unknown, 0 Unchecked, 9.9s Time] [2021-12-21 16:16:00,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-12-21 16:16:00,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 717. [2021-12-21 16:16:00,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 717 states, 514 states have (on average 1.311284046692607) internal successors, (674), 519 states have internal predecessors, (674), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-21 16:16:00,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 973 transitions. [2021-12-21 16:16:00,863 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 973 transitions. Word has length 96 [2021-12-21 16:16:00,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:16:00,863 INFO L470 AbstractCegarLoop]: Abstraction has 717 states and 973 transitions. [2021-12-21 16:16:00,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-21 16:16:00,864 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 973 transitions. [2021-12-21 16:16:00,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-12-21 16:16:00,879 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:16:00,879 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 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, 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] [2021-12-21 16:16:00,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 16:16:00,880 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:16:00,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:16:00,880 INFO L85 PathProgramCache]: Analyzing trace with hash -2041568835, now seen corresponding path program 1 times [2021-12-21 16:16:00,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:16:00,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964681529] [2021-12-21 16:16:00,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:00,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:16:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:00,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:16:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:16:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:16:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:16:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-21 16:16:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:16:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:16:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:16:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 16:16:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-21 16:16:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-21 16:16:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-21 16:16:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 16:16:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:16:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:01,291 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-21 16:16:01,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:16:01,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964681529] [2021-12-21 16:16:01,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964681529] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:16:01,293 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:16:01,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 16:16:01,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312114755] [2021-12-21 16:16:01,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:16:01,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 16:16:01,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:16:01,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 16:16:01,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:16:01,297 INFO L87 Difference]: Start difference. First operand 717 states and 973 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-21 16:16:03,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:16:03,676 INFO L93 Difference]: Finished difference Result 1434 states and 1959 transitions. [2021-12-21 16:16:03,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:16:03,684 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 166 [2021-12-21 16:16:03,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:16:03,689 INFO L225 Difference]: With dead ends: 1434 [2021-12-21 16:16:03,689 INFO L226 Difference]: Without dead ends: 749 [2021-12-21 16:16:03,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:16:03,692 INFO L933 BasicCegarLoop]: 571 mSDtfsCounter, 298 mSDsluCounter, 992 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 1563 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-21 16:16:03,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 1563 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-12-21 16:16:03,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-12-21 16:16:03,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 719. [2021-12-21 16:16:03,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 516 states have (on average 1.310077519379845) internal successors, (676), 521 states have internal predecessors, (676), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-21 16:16:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 975 transitions. [2021-12-21 16:16:03,726 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 975 transitions. Word has length 166 [2021-12-21 16:16:03,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:16:03,726 INFO L470 AbstractCegarLoop]: Abstraction has 719 states and 975 transitions. [2021-12-21 16:16:03,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-21 16:16:03,727 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 975 transitions. [2021-12-21 16:16:03,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-12-21 16:16:03,731 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:16:03,732 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 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, 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] [2021-12-21 16:16:03,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 16:16:03,732 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:16:03,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:16:03,733 INFO L85 PathProgramCache]: Analyzing trace with hash 557447576, now seen corresponding path program 1 times [2021-12-21 16:16:03,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:16:03,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692106407] [2021-12-21 16:16:03,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:03,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:16:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:16:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:16:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:16:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:16:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-21 16:16:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-21 16:16:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-21 16:16:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-21 16:16:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:16:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 16:16:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:03,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-21 16:16:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:04,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-21 16:16:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-21 16:16:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 16:16:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:16:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,064 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-21 16:16:04,064 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:16:04,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692106407] [2021-12-21 16:16:04,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692106407] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 16:16:04,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249548357] [2021-12-21 16:16:04,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:04,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 16:16:04,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:16:04,071 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 16:16:04,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-21 16:16:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:04,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-21 16:16:04,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 16:16:04,849 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-21 16:16:04,850 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 16:16:04,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249548357] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:16:04,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 16:16:04,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-21 16:16:04,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907325040] [2021-12-21 16:16:04,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:16:04,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 16:16:04,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:16:04,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 16:16:04,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:04,852 INFO L87 Difference]: Start difference. First operand 719 states and 975 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-21 16:16:04,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:16:04,884 INFO L93 Difference]: Finished difference Result 1407 states and 1915 transitions. [2021-12-21 16:16:04,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 16:16:04,885 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2021-12-21 16:16:04,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:16:04,890 INFO L225 Difference]: With dead ends: 1407 [2021-12-21 16:16:04,890 INFO L226 Difference]: Without dead ends: 720 [2021-12-21 16:16:04,892 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:04,893 INFO L933 BasicCegarLoop]: 613 mSDtfsCounter, 0 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 16:16:04,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1221 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 16:16:04,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-12-21 16:16:04,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2021-12-21 16:16:04,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 517 states have (on average 1.309477756286267) internal successors, (677), 522 states have internal predecessors, (677), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-21 16:16:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 976 transitions. [2021-12-21 16:16:04,923 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 976 transitions. Word has length 175 [2021-12-21 16:16:04,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:16:04,924 INFO L470 AbstractCegarLoop]: Abstraction has 720 states and 976 transitions. [2021-12-21 16:16:04,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-21 16:16:04,924 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 976 transitions. [2021-12-21 16:16:04,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-12-21 16:16:04,928 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:16:04,928 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 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, 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] [2021-12-21 16:16:04,960 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-21 16:16:05,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 16:16:05,152 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:16:05,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:16:05,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1383134438, now seen corresponding path program 1 times [2021-12-21 16:16:05,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:16:05,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545930855] [2021-12-21 16:16:05,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:05,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:16:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:16:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:16:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:16:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:16:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-21 16:16:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-21 16:16:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-21 16:16:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-21 16:16:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:16:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 16:16:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-21 16:16:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-21 16:16:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-21 16:16:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 16:16:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:16:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:05,602 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-21 16:16:05,602 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:16:05,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545930855] [2021-12-21 16:16:05,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545930855] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 16:16:05,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067338690] [2021-12-21 16:16:05,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:05,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 16:16:05,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:16:05,604 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 16:16:05,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-21 16:16:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 1929 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-21 16:16:06,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 16:16:06,433 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-12-21 16:16:06,434 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 16:16:06,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2067338690] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:16:06,434 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 16:16:06,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-21 16:16:06,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302852286] [2021-12-21 16:16:06,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:16:06,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 16:16:06,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:16:06,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 16:16:06,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:06,436 INFO L87 Difference]: Start difference. First operand 720 states and 976 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-21 16:16:06,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:16:06,488 INFO L93 Difference]: Finished difference Result 1432 states and 1953 transitions. [2021-12-21 16:16:06,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 16:16:06,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2021-12-21 16:16:06,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:16:06,494 INFO L225 Difference]: With dead ends: 1432 [2021-12-21 16:16:06,494 INFO L226 Difference]: Without dead ends: 744 [2021-12-21 16:16:06,496 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:06,501 INFO L933 BasicCegarLoop]: 619 mSDtfsCounter, 11 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 16:16:06,502 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 1228 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 16:16:06,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-12-21 16:16:06,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 722. [2021-12-21 16:16:06,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 519 states have (on average 1.3082851637764932) internal successors, (679), 524 states have internal predecessors, (679), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-21 16:16:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 978 transitions. [2021-12-21 16:16:06,538 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 978 transitions. Word has length 175 [2021-12-21 16:16:06,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:16:06,539 INFO L470 AbstractCegarLoop]: Abstraction has 722 states and 978 transitions. [2021-12-21 16:16:06,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-21 16:16:06,540 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 978 transitions. [2021-12-21 16:16:06,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-12-21 16:16:06,543 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:16:06,544 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 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, 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] [2021-12-21 16:16:06,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-21 16:16:06,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-12-21 16:16:06,756 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:16:06,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:16:06,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1426327949, now seen corresponding path program 1 times [2021-12-21 16:16:06,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:16:06,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829670998] [2021-12-21 16:16:06,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:06,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:16:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:16:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:16:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:16:06,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:16:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-21 16:16:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 16:16:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 16:16:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-21 16:16:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-21 16:16:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:16:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 16:16:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:06,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-21 16:16:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-21 16:16:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-21 16:16:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 16:16:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:16:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-21 16:16:07,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:16:07,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829670998] [2021-12-21 16:16:07,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829670998] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 16:16:07,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1508094401] [2021-12-21 16:16:07,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:07,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 16:16:07,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:16:07,112 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 16:16:07,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-21 16:16:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:07,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 2002 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-21 16:16:07,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 16:16:08,003 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-21 16:16:08,003 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 16:16:08,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1508094401] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:16:08,003 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 16:16:08,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-21 16:16:08,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194072529] [2021-12-21 16:16:08,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:16:08,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 16:16:08,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:16:08,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 16:16:08,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:08,005 INFO L87 Difference]: Start difference. First operand 722 states and 978 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-21 16:16:08,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:16:08,054 INFO L93 Difference]: Finished difference Result 1422 states and 1934 transitions. [2021-12-21 16:16:08,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 16:16:08,055 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 180 [2021-12-21 16:16:08,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:16:08,059 INFO L225 Difference]: With dead ends: 1422 [2021-12-21 16:16:08,059 INFO L226 Difference]: Without dead ends: 732 [2021-12-21 16:16:08,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:08,062 INFO L933 BasicCegarLoop]: 609 mSDtfsCounter, 9 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1212 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 16:16:08,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 1212 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 16:16:08,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2021-12-21 16:16:08,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 724. [2021-12-21 16:16:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 521 states have (on average 1.307101727447217) internal successors, (681), 526 states have internal predecessors, (681), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-21 16:16:08,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 980 transitions. [2021-12-21 16:16:08,087 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 980 transitions. Word has length 180 [2021-12-21 16:16:08,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:16:08,087 INFO L470 AbstractCegarLoop]: Abstraction has 724 states and 980 transitions. [2021-12-21 16:16:08,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-21 16:16:08,088 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 980 transitions. [2021-12-21 16:16:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-12-21 16:16:08,091 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:16:08,092 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 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, 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] [2021-12-21 16:16:08,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-21 16:16:08,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 16:16:08,320 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:16:08,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:16:08,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1903544546, now seen corresponding path program 1 times [2021-12-21 16:16:08,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:16:08,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790897512] [2021-12-21 16:16:08,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:08,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:16:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:16:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:16:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:16:08,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:16:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-21 16:16:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 16:16:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 16:16:08,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-21 16:16:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:16:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:16:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 16:16:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-21 16:16:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-21 16:16:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-21 16:16:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 16:16:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:16:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:08,670 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-21 16:16:08,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:16:08,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790897512] [2021-12-21 16:16:08,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790897512] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 16:16:08,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1442509873] [2021-12-21 16:16:08,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:08,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 16:16:08,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:16:08,672 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 16:16:08,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-21 16:16:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:09,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 2013 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 16:16:09,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 16:16:09,600 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-12-21 16:16:09,600 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 16:16:09,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1442509873] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:16:09,600 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 16:16:09,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-21 16:16:09,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606579922] [2021-12-21 16:16:09,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:16:09,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 16:16:09,601 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:16:09,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 16:16:09,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:09,602 INFO L87 Difference]: Start difference. First operand 724 states and 980 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-21 16:16:09,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:16:09,654 INFO L93 Difference]: Finished difference Result 1597 states and 2195 transitions. [2021-12-21 16:16:09,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 16:16:09,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 184 [2021-12-21 16:16:09,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:16:09,661 INFO L225 Difference]: With dead ends: 1597 [2021-12-21 16:16:09,661 INFO L226 Difference]: Without dead ends: 905 [2021-12-21 16:16:09,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:09,665 INFO L933 BasicCegarLoop]: 666 mSDtfsCounter, 168 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1265 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 16:16:09,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 1265 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 16:16:09,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2021-12-21 16:16:09,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 750. [2021-12-21 16:16:09,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 541 states have (on average 1.310536044362292) internal successors, (709), 546 states have internal predecessors, (709), 152 states have call successors, (152), 55 states have call predecessors, (152), 56 states have return successors, (159), 153 states have call predecessors, (159), 151 states have call successors, (159) [2021-12-21 16:16:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1020 transitions. [2021-12-21 16:16:09,718 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1020 transitions. Word has length 184 [2021-12-21 16:16:09,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:16:09,720 INFO L470 AbstractCegarLoop]: Abstraction has 750 states and 1020 transitions. [2021-12-21 16:16:09,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-21 16:16:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1020 transitions. [2021-12-21 16:16:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-12-21 16:16:09,725 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:16:09,725 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 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, 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] [2021-12-21 16:16:09,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-21 16:16:09,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 16:16:09,941 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:16:09,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:16:09,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1846550176, now seen corresponding path program 1 times [2021-12-21 16:16:09,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:16:09,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665747865] [2021-12-21 16:16:09,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:09,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:16:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:16:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:16:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:16:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:16:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-21 16:16:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 16:16:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 16:16:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-21 16:16:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:16:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:16:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 16:16:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-21 16:16:10,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-21 16:16:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-21 16:16:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 16:16:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:16:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:16:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,221 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-21 16:16:10,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:16:10,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665747865] [2021-12-21 16:16:10,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665747865] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 16:16:10,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910096765] [2021-12-21 16:16:10,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:16:10,222 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 16:16:10,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:16:10,223 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 16:16:10,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-21 16:16:10,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:16:10,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 2014 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 16:16:10,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 16:16:11,230 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-12-21 16:16:11,231 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 16:16:11,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910096765] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:16:11,231 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 16:16:11,231 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2021-12-21 16:16:11,231 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647508231] [2021-12-21 16:16:11,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:16:11,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 16:16:11,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:16:11,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 16:16:11,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:11,232 INFO L87 Difference]: Start difference. First operand 750 states and 1020 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-21 16:16:11,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:16:11,253 INFO L93 Difference]: Finished difference Result 750 states and 1020 transitions. [2021-12-21 16:16:11,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 16:16:11,253 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 184 [2021-12-21 16:16:11,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:16:11,256 INFO L225 Difference]: With dead ends: 750 [2021-12-21 16:16:11,256 INFO L226 Difference]: Without dead ends: 0 [2021-12-21 16:16:11,258 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:16:11,260 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 462 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 16:16:11,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [462 Valid, 610 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 16:16:11,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-21 16:16:11,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-21 16:16:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-12-21 16:16:11,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-21 16:16:11,262 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 184 [2021-12-21 16:16:11,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:16:11,262 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 16:16:11,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-21 16:16:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-21 16:16:11,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-21 16:16:11,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-21 16:16:11,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-21 16:16:11,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 16:16:11,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-21 16:16:12,857 INFO L861 garLoopResultBuilder]: At program point L4467(lines 4466 4468) the Hoare annotation is: true [2021-12-21 16:16:12,857 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3356 3379) no Hoare annotation was computed. [2021-12-21 16:16:12,857 INFO L861 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2021-12-21 16:16:12,857 INFO L861 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2021-12-21 16:16:12,857 INFO L858 garLoopResultBuilder]: For program point L3371(lines 3371 3375) no Hoare annotation was computed. [2021-12-21 16:16:12,858 INFO L858 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2021-12-21 16:16:12,858 INFO L861 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2021-12-21 16:16:12,858 INFO L858 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2021-12-21 16:16:12,858 INFO L858 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2021-12-21 16:16:12,858 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3356 3379) the Hoare annotation is: true [2021-12-21 16:16:12,858 INFO L858 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2021-12-21 16:16:12,858 INFO L858 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2021-12-21 16:16:12,858 INFO L858 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2021-12-21 16:16:12,858 INFO L861 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2021-12-21 16:16:12,858 INFO L861 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2021-12-21 16:16:12,858 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2021-12-21 16:16:12,858 INFO L861 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4538 4540) the Hoare annotation is: true [2021-12-21 16:16:12,858 INFO L858 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4538 4540) no Hoare annotation was computed. [2021-12-21 16:16:12,859 INFO L858 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2021-12-21 16:16:12,859 INFO L858 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2021-12-21 16:16:12,859 INFO L861 garLoopResultBuilder]: At program point pi_initENTRY(lines 4528 4530) the Hoare annotation is: true [2021-12-21 16:16:12,859 INFO L858 garLoopResultBuilder]: For program point pi_initFINAL(lines 4528 4530) no Hoare annotation was computed. [2021-12-21 16:16:12,859 INFO L861 garLoopResultBuilder]: At program point L4545(lines 4544 4546) the Hoare annotation is: true [2021-12-21 16:16:12,859 INFO L858 garLoopResultBuilder]: For program point write_regFINAL(lines 3477 3483) no Hoare annotation was computed. [2021-12-21 16:16:12,859 INFO L861 garLoopResultBuilder]: At program point write_regENTRY(lines 3477 3483) the Hoare annotation is: true [2021-12-21 16:16:12,859 INFO L858 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2021-12-21 16:16:12,859 INFO L858 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2021-12-21 16:16:12,859 INFO L861 garLoopResultBuilder]: At program point L4553(lines 4552 4554) the Hoare annotation is: true [2021-12-21 16:16:12,859 INFO L861 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3490 3496) the Hoare annotation is: true [2021-12-21 16:16:12,859 INFO L858 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3490 3496) no Hoare annotation was computed. [2021-12-21 16:16:12,860 INFO L861 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4535 4537) the Hoare annotation is: true [2021-12-21 16:16:12,860 INFO L858 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4535 4537) no Hoare annotation was computed. [2021-12-21 16:16:12,860 INFO L858 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2021-12-21 16:16:12,860 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2021-12-21 16:16:12,860 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2021-12-21 16:16:12,860 INFO L861 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4524 4526) the Hoare annotation is: true [2021-12-21 16:16:12,860 INFO L858 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4524 4526) no Hoare annotation was computed. [2021-12-21 16:16:12,860 INFO L858 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2021-12-21 16:16:12,860 INFO L858 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2021-12-21 16:16:12,860 INFO L858 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2021-12-21 16:16:12,860 INFO L858 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2021-12-21 16:16:12,860 INFO L861 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2021-12-21 16:16:12,860 INFO L858 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2021-12-21 16:16:12,861 INFO L858 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2021-12-21 16:16:12,862 INFO L858 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2021-12-21 16:16:12,862 INFO L858 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2021-12-21 16:16:12,862 INFO L858 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2021-12-21 16:16:12,862 INFO L854 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3799 3832) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-21 16:16:12,862 INFO L858 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2021-12-21 16:16:12,863 INFO L861 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2021-12-21 16:16:12,863 INFO L858 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2021-12-21 16:16:12,863 INFO L854 garLoopResultBuilder]: At program point L3823(line 3823) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-21 16:16:12,863 INFO L861 garLoopResultBuilder]: At program point L3819(lines 3806 3822) the Hoare annotation is: true [2021-12-21 16:16:12,863 INFO L861 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2021-12-21 16:16:12,863 INFO L858 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2021-12-21 16:16:12,864 INFO L858 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2021-12-21 16:16:12,864 INFO L861 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2021-12-21 16:16:12,864 INFO L858 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2021-12-21 16:16:12,864 INFO L861 garLoopResultBuilder]: At program point status_regENTRY(lines 3461 3468) the Hoare annotation is: true [2021-12-21 16:16:12,864 INFO L858 garLoopResultBuilder]: For program point status_regFINAL(lines 3461 3468) no Hoare annotation was computed. [2021-12-21 16:16:12,864 INFO L861 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2021-12-21 16:16:12,865 INFO L858 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2021-12-21 16:16:12,865 INFO L858 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2021-12-21 16:16:12,865 INFO L861 garLoopResultBuilder]: At program point L4532(lines 4531 4533) the Hoare annotation is: true [2021-12-21 16:16:12,865 INFO L861 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: true [2021-12-21 16:16:12,865 INFO L858 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2021-12-21 16:16:12,865 INFO L858 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2021-12-21 16:16:12,865 INFO L854 garLoopResultBuilder]: At program point L3608(line 3608) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,865 INFO L858 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2021-12-21 16:16:12,866 INFO L861 garLoopResultBuilder]: At program point L3637(lines 3607 3642) the Hoare annotation is: true [2021-12-21 16:16:12,866 INFO L858 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2021-12-21 16:16:12,866 INFO L861 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2021-12-21 16:16:12,866 INFO L858 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2021-12-21 16:16:12,866 INFO L861 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2021-12-21 16:16:12,866 INFO L861 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2021-12-21 16:16:12,866 INFO L858 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3597 3643) no Hoare annotation was computed. [2021-12-21 16:16:12,866 INFO L858 garLoopResultBuilder]: For program point L3626-1(lines 3626 3630) no Hoare annotation was computed. [2021-12-21 16:16:12,866 INFO L858 garLoopResultBuilder]: For program point L3622-1(lines 3607 3642) no Hoare annotation was computed. [2021-12-21 16:16:12,866 INFO L858 garLoopResultBuilder]: For program point L3618(lines 3618 3621) no Hoare annotation was computed. [2021-12-21 16:16:12,866 INFO L858 garLoopResultBuilder]: For program point L3618-2(lines 3607 3642) no Hoare annotation was computed. [2021-12-21 16:16:12,867 INFO L858 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2021-12-21 16:16:12,867 INFO L858 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2021-12-21 16:16:12,867 INFO L854 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3597 3643) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,867 INFO L858 garLoopResultBuilder]: For program point L3627(line 3627) no Hoare annotation was computed. [2021-12-21 16:16:12,867 INFO L858 garLoopResultBuilder]: For program point L3627-2(line 3627) no Hoare annotation was computed. [2021-12-21 16:16:12,867 INFO L858 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2021-12-21 16:16:12,867 INFO L861 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2021-12-21 16:16:12,867 INFO L858 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3484 3489) no Hoare annotation was computed. [2021-12-21 16:16:12,867 INFO L858 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2021-12-21 16:16:12,867 INFO L861 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3484 3489) the Hoare annotation is: true [2021-12-21 16:16:12,867 INFO L861 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2021-12-21 16:16:12,867 INFO L858 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2021-12-21 16:16:12,868 INFO L858 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2021-12-21 16:16:12,868 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2021-12-21 16:16:12,868 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3380 3403) the Hoare annotation is: true [2021-12-21 16:16:12,868 INFO L858 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2021-12-21 16:16:12,868 INFO L858 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2021-12-21 16:16:12,868 INFO L858 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2021-12-21 16:16:12,868 INFO L861 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2021-12-21 16:16:12,868 INFO L861 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2021-12-21 16:16:12,868 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3380 3403) no Hoare annotation was computed. [2021-12-21 16:16:12,868 INFO L861 garLoopResultBuilder]: At program point L4470(lines 4469 4471) the Hoare annotation is: true [2021-12-21 16:16:12,868 INFO L861 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2021-12-21 16:16:12,868 INFO L861 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2021-12-21 16:16:12,868 INFO L858 garLoopResultBuilder]: For program point L3395(lines 3395 3399) no Hoare annotation was computed. [2021-12-21 16:16:12,869 INFO L858 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2021-12-21 16:16:12,869 INFO L858 garLoopResultBuilder]: For program point L3520(lines 3520 3523) no Hoare annotation was computed. [2021-12-21 16:16:12,869 INFO L858 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2021-12-21 16:16:12,869 INFO L861 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2021-12-21 16:16:12,869 INFO L861 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2021-12-21 16:16:12,869 INFO L861 garLoopResultBuilder]: At program point L4464(lines 4463 4465) the Hoare annotation is: true [2021-12-21 16:16:12,869 INFO L858 garLoopResultBuilder]: For program point L3531(line 3531) no Hoare annotation was computed. [2021-12-21 16:16:12,869 INFO L858 garLoopResultBuilder]: For program point L3529(lines 3529 3533) no Hoare annotation was computed. [2021-12-21 16:16:12,869 INFO L858 garLoopResultBuilder]: For program point L3531-2(line 3531) no Hoare annotation was computed. [2021-12-21 16:16:12,870 INFO L858 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2021-12-21 16:16:12,870 INFO L854 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3497 3544) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,870 INFO L861 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2021-12-21 16:16:12,870 INFO L858 garLoopResultBuilder]: For program point L3529-2(lines 3525 3540) no Hoare annotation was computed. [2021-12-21 16:16:12,870 INFO L858 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2021-12-21 16:16:12,870 INFO L858 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2021-12-21 16:16:12,870 INFO L861 garLoopResultBuilder]: At program point L3521(lines 3506 3543) the Hoare annotation is: true [2021-12-21 16:16:12,871 INFO L858 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2021-12-21 16:16:12,871 INFO L858 garLoopResultBuilder]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2021-12-21 16:16:12,871 INFO L858 garLoopResultBuilder]: For program point L3534-1(lines 3534 3537) no Hoare annotation was computed. [2021-12-21 16:16:12,871 INFO L861 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: true [2021-12-21 16:16:12,871 INFO L861 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2021-12-21 16:16:12,871 INFO L858 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2021-12-21 16:16:12,872 INFO L858 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2021-12-21 16:16:12,872 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3267 3273) no Hoare annotation was computed. [2021-12-21 16:16:12,872 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3267 3273) the Hoare annotation is: true [2021-12-21 16:16:12,872 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2021-12-21 16:16:12,872 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2021-12-21 16:16:12,872 INFO L858 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2021-12-21 16:16:12,872 INFO L858 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2021-12-21 16:16:12,872 INFO L858 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2021-12-21 16:16:12,872 INFO L854 garLoopResultBuilder]: At program point L3975(line 3975) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,872 INFO L858 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L861 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2021-12-21 16:16:12,873 INFO L854 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3955 4029) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point L3984(line 3984) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point L4013(lines 4013 4016) no Hoare annotation was computed. [2021-12-21 16:16:12,873 INFO L858 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L858 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L858 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L854 garLoopResultBuilder]: At program point L3997(line 3997) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,874 INFO L858 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L858 garLoopResultBuilder]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L858 garLoopResultBuilder]: For program point L4023(lines 4023 4026) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L858 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L861 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2021-12-21 16:16:12,874 INFO L861 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4521 4523) the Hoare annotation is: true [2021-12-21 16:16:12,874 INFO L858 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L858 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4521 4523) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L858 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2021-12-21 16:16:12,874 INFO L861 garLoopResultBuilder]: At program point _copy_to_userENTRY(lines 4484 4486) the Hoare annotation is: true [2021-12-21 16:16:12,875 INFO L858 garLoopResultBuilder]: For program point _copy_to_userFINAL(lines 4484 4486) no Hoare annotation was computed. [2021-12-21 16:16:12,875 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2021-12-21 16:16:12,875 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3274 3280) the Hoare annotation is: true [2021-12-21 16:16:12,875 INFO L858 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2021-12-21 16:16:12,875 INFO L854 garLoopResultBuilder]: At program point L3553(line 3553) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,875 INFO L858 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2021-12-21 16:16:12,875 INFO L858 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2021-12-21 16:16:12,875 INFO L858 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2021-12-21 16:16:12,875 INFO L861 garLoopResultBuilder]: At program point L3572(lines 3552 3595) the Hoare annotation is: true [2021-12-21 16:16:12,875 INFO L858 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2021-12-21 16:16:12,875 INFO L858 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2021-12-21 16:16:12,875 INFO L854 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-21 16:16:12,875 INFO L858 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2021-12-21 16:16:12,876 INFO L861 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2021-12-21 16:16:12,876 INFO L858 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2021-12-21 16:16:12,876 INFO L854 garLoopResultBuilder]: At program point L3554(line 3554) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,876 INFO L858 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2021-12-21 16:16:12,876 INFO L854 garLoopResultBuilder]: At program point L3585(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-21 16:16:12,876 INFO L854 garLoopResultBuilder]: At program point L3583(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-21 16:16:12,876 INFO L858 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2021-12-21 16:16:12,878 INFO L858 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2021-12-21 16:16:12,878 INFO L854 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-21 16:16:12,878 INFO L858 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2021-12-21 16:16:12,878 INFO L854 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-21 16:16:12,878 INFO L858 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2021-12-21 16:16:12,878 INFO L854 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3545 3596) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,879 INFO L854 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-21 16:16:12,879 INFO L854 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-21 16:16:12,879 INFO L854 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-21 16:16:12,879 INFO L858 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2021-12-21 16:16:12,879 INFO L854 garLoopResultBuilder]: At program point L3555-1(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,879 INFO L854 garLoopResultBuilder]: At program point L3555(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,879 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 3281 3286) no Hoare annotation was computed. [2021-12-21 16:16:12,879 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3281 3286) the Hoare annotation is: true [2021-12-21 16:16:12,879 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2021-12-21 16:16:12,880 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 3149 3155) the Hoare annotation is: true [2021-12-21 16:16:12,880 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 3149 3155) no Hoare annotation was computed. [2021-12-21 16:16:12,880 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2021-12-21 16:16:12,880 INFO L858 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2021-12-21 16:16:12,880 INFO L861 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2021-12-21 16:16:12,880 INFO L858 garLoopResultBuilder]: For program point read_regFINAL(lines 3469 3476) no Hoare annotation was computed. [2021-12-21 16:16:12,880 INFO L858 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2021-12-21 16:16:12,880 INFO L861 garLoopResultBuilder]: At program point read_regENTRY(lines 3469 3476) the Hoare annotation is: true [2021-12-21 16:16:12,880 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3211 3213) the Hoare annotation is: true [2021-12-21 16:16:12,880 INFO L858 garLoopResultBuilder]: For program point L3212(line 3212) no Hoare annotation was computed. [2021-12-21 16:16:12,880 INFO L858 garLoopResultBuilder]: For program point L3212-2(lines 3211 3213) no Hoare annotation was computed. [2021-12-21 16:16:12,880 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2021-12-21 16:16:12,880 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2021-12-21 16:16:12,881 INFO L854 garLoopResultBuilder]: At program point L4477(lines 4476 4478) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-21 16:16:12,881 INFO L854 garLoopResultBuilder]: At program point L3339(lines 3335 3341) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-21 16:16:12,881 INFO L854 garLoopResultBuilder]: At program point ldv_unregister_chrdev_20ENTRY(lines 4390 4397) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-21 16:16:12,881 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2021-12-21 16:16:12,881 INFO L858 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2021-12-21 16:16:12,881 INFO L858 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2021-12-21 16:16:12,881 INFO L861 garLoopResultBuilder]: At program point L3702(lines 3695 3712) the Hoare annotation is: true [2021-12-21 16:16:12,881 INFO L861 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2021-12-21 16:16:12,881 INFO L858 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2021-12-21 16:16:12,881 INFO L858 garLoopResultBuilder]: For program point L3694(line 3694) no Hoare annotation was computed. [2021-12-21 16:16:12,881 INFO L858 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2021-12-21 16:16:12,881 INFO L858 garLoopResultBuilder]: For program point L3694-2(line 3694) no Hoare annotation was computed. [2021-12-21 16:16:12,882 INFO L861 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2021-12-21 16:16:12,882 INFO L861 garLoopResultBuilder]: At program point L3690(lines 3655 3716) the Hoare annotation is: true [2021-12-21 16:16:12,882 INFO L858 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2021-12-21 16:16:12,882 INFO L861 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2021-12-21 16:16:12,882 INFO L861 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2021-12-21 16:16:12,882 INFO L858 garLoopResultBuilder]: For program point L3707(lines 3707 3710) no Hoare annotation was computed. [2021-12-21 16:16:12,882 INFO L858 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2021-12-21 16:16:12,882 INFO L858 garLoopResultBuilder]: For program point L3707-2(lines 3707 3710) no Hoare annotation was computed. [2021-12-21 16:16:12,882 INFO L861 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2021-12-21 16:16:12,882 INFO L858 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2021-12-21 16:16:12,882 INFO L858 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3644 3717) no Hoare annotation was computed. [2021-12-21 16:16:12,882 INFO L858 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2021-12-21 16:16:12,882 INFO L858 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2021-12-21 16:16:12,883 INFO L858 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2021-12-21 16:16:12,883 INFO L861 garLoopResultBuilder]: At program point L3704(lines 3695 3712) the Hoare annotation is: true [2021-12-21 16:16:12,883 INFO L861 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2021-12-21 16:16:12,883 INFO L861 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2021-12-21 16:16:12,883 INFO L854 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3644 3717) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-21 16:16:12,883 INFO L861 garLoopResultBuilder]: At program point L3688(lines 3655 3716) the Hoare annotation is: true [2021-12-21 16:16:12,883 INFO L858 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2021-12-21 16:16:12,884 INFO L861 garLoopResultBuilder]: At program point L3676(lines 3655 3716) the Hoare annotation is: true [2021-12-21 16:16:12,884 INFO L861 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2021-12-21 16:16:12,884 INFO L861 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2021-12-21 16:16:12,884 INFO L854 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3215 3232) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 16:16:12,884 INFO L861 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2021-12-21 16:16:12,884 INFO L861 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2021-12-21 16:16:12,884 INFO L861 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2021-12-21 16:16:12,885 INFO L858 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2021-12-21 16:16:12,885 INFO L858 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2021-12-21 16:16:12,885 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2021-12-21 16:16:12,885 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2021-12-21 16:16:12,885 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-21 16:16:12,885 INFO L861 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2021-12-21 16:16:12,886 INFO L861 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2021-12-21 16:16:12,886 INFO L861 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2021-12-21 16:16:12,886 INFO L858 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2021-12-21 16:16:12,886 INFO L858 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2021-12-21 16:16:12,886 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2021-12-21 16:16:12,886 INFO L854 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 3233 3250) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2021-12-21 16:16:12,887 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2021-12-21 16:16:12,887 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2021-12-21 16:16:12,887 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4480 4482) the Hoare annotation is: true [2021-12-21 16:16:12,887 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4480 4482) no Hoare annotation was computed. [2021-12-21 16:16:12,887 INFO L854 garLoopResultBuilder]: At program point L4165(lines 4091 4167) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,887 INFO L858 garLoopResultBuilder]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2021-12-21 16:16:12,887 INFO L854 garLoopResultBuilder]: At program point L4199(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-21 16:16:12,887 INFO L858 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2021-12-21 16:16:12,887 INFO L854 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,887 INFO L858 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2021-12-21 16:16:12,887 INFO L861 garLoopResultBuilder]: At program point L4365(lines 4223 4367) the Hoare annotation is: true [2021-12-21 16:16:12,887 INFO L858 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2021-12-21 16:16:12,887 INFO L858 garLoopResultBuilder]: For program point L4300(lines 4300 4304) no Hoare annotation was computed. [2021-12-21 16:16:12,888 INFO L854 garLoopResultBuilder]: At program point L4201(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-21 16:16:12,888 INFO L858 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2021-12-21 16:16:12,888 INFO L854 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,888 INFO L858 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2021-12-21 16:16:12,888 INFO L858 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2021-12-21 16:16:12,888 INFO L858 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2021-12-21 16:16:12,888 INFO L854 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,888 INFO L858 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2021-12-21 16:16:12,888 INFO L861 garLoopResultBuilder]: At program point L4500(lines 4499 4501) the Hoare annotation is: true [2021-12-21 16:16:12,888 INFO L858 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2021-12-21 16:16:12,888 INFO L854 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,888 INFO L858 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2021-12-21 16:16:12,888 INFO L858 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2021-12-21 16:16:12,889 INFO L854 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,889 INFO L854 garLoopResultBuilder]: At program point L4204(lines 4168 4206) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-21 16:16:12,889 INFO L858 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2021-12-21 16:16:12,889 INFO L858 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2021-12-21 16:16:12,889 INFO L858 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2021-12-21 16:16:12,889 INFO L858 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2021-12-21 16:16:12,889 INFO L858 garLoopResultBuilder]: For program point L4139(lines 4139 4144) no Hoare annotation was computed. [2021-12-21 16:16:12,889 INFO L854 garLoopResultBuilder]: At program point L3941(lines 3898 3943) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,889 INFO L854 garLoopResultBuilder]: At program point L4503(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-21 16:16:12,889 INFO L858 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2021-12-21 16:16:12,889 INFO L854 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,889 INFO L858 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2021-12-21 16:16:12,890 INFO L858 garLoopResultBuilder]: For program point L4339(lines 4339 4342) no Hoare annotation was computed. [2021-12-21 16:16:12,890 INFO L858 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2021-12-21 16:16:12,890 INFO L854 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2021-12-21 16:16:12,890 INFO L854 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,890 INFO L858 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2021-12-21 16:16:12,890 INFO L858 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2021-12-21 16:16:12,890 INFO L858 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2021-12-21 16:16:12,890 INFO L858 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2021-12-21 16:16:12,890 INFO L858 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2021-12-21 16:16:12,890 INFO L858 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2021-12-21 16:16:12,890 INFO L854 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,890 INFO L858 garLoopResultBuilder]: For program point L3448(lines 3448 3451) no Hoare annotation was computed. [2021-12-21 16:16:12,891 INFO L858 garLoopResultBuilder]: For program point L3448-2(lines 3448 3451) no Hoare annotation was computed. [2021-12-21 16:16:12,891 INFO L858 garLoopResultBuilder]: For program point L4307(lines 4307 4315) no Hoare annotation was computed. [2021-12-21 16:16:12,891 INFO L854 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,891 INFO L858 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2021-12-21 16:16:12,891 INFO L854 garLoopResultBuilder]: At program point L4142(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,891 INFO L854 garLoopResultBuilder]: At program point L4374(lines 4369 4376) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,892 INFO L858 garLoopResultBuilder]: For program point L4110(lines 4110 4114) no Hoare annotation was computed. [2021-12-21 16:16:12,892 INFO L858 garLoopResultBuilder]: For program point L3912(line 3912) no Hoare annotation was computed. [2021-12-21 16:16:12,892 INFO L858 garLoopResultBuilder]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2021-12-21 16:16:12,892 INFO L854 garLoopResultBuilder]: At program point L4474(lines 4473 4475) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,892 INFO L854 garLoopResultBuilder]: At program point L3318(lines 3315 3320) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,892 INFO L858 garLoopResultBuilder]: For program point L4309(lines 4309 4313) no Hoare annotation was computed. [2021-12-21 16:16:12,892 INFO L858 garLoopResultBuilder]: For program point L3847-1(lines 3843 3896) no Hoare annotation was computed. [2021-12-21 16:16:12,892 INFO L858 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2021-12-21 16:16:12,892 INFO L858 garLoopResultBuilder]: For program point L4178(lines 4178 4181) no Hoare annotation was computed. [2021-12-21 16:16:12,892 INFO L858 garLoopResultBuilder]: For program point L4178-2(lines 4178 4181) no Hoare annotation was computed. [2021-12-21 16:16:12,893 INFO L858 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2021-12-21 16:16:12,893 INFO L858 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2021-12-21 16:16:12,893 INFO L858 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2021-12-21 16:16:12,893 INFO L854 garLoopResultBuilder]: At program point L3848(lines 3848 3849) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-21 16:16:12,893 INFO L854 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,893 INFO L858 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2021-12-21 16:16:12,893 INFO L854 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-21 16:16:12,893 INFO L858 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2021-12-21 16:16:12,893 INFO L854 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,893 INFO L858 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2021-12-21 16:16:12,893 INFO L854 garLoopResultBuilder]: At program point L3453(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,893 INFO L854 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,893 INFO L858 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2021-12-21 16:16:12,894 INFO L861 garLoopResultBuilder]: At program point L4345(lines 4244 4366) the Hoare annotation is: true [2021-12-21 16:16:12,894 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2021-12-21 16:16:12,894 INFO L858 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2021-12-21 16:16:12,894 INFO L854 garLoopResultBuilder]: At program point L3884(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,894 INFO L858 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2021-12-21 16:16:12,894 INFO L854 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-21 16:16:12,894 INFO L854 garLoopResultBuilder]: At program point L4512(lines 4511 4513) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,894 INFO L854 garLoopResultBuilder]: At program point L3455(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,894 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-21 16:16:12,894 INFO L858 garLoopResultBuilder]: For program point L3191-1(line 3191) no Hoare annotation was computed. [2021-12-21 16:16:12,894 INFO L854 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,894 INFO L858 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2021-12-21 16:16:12,894 INFO L854 garLoopResultBuilder]: At program point L3191-2(lines 3189 3192) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,895 INFO L858 garLoopResultBuilder]: For program point L4149(lines 4149 4153) no Hoare annotation was computed. [2021-12-21 16:16:12,895 INFO L858 garLoopResultBuilder]: For program point L4149-2(lines 4149 4153) no Hoare annotation was computed. [2021-12-21 16:16:12,895 INFO L858 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2021-12-21 16:16:12,895 INFO L858 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2021-12-21 16:16:12,895 INFO L854 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,895 INFO L858 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2021-12-21 16:16:12,895 INFO L858 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2021-12-21 16:16:12,895 INFO L861 garLoopResultBuilder]: At program point L4183(lines 4173 4205) the Hoare annotation is: true [2021-12-21 16:16:12,895 INFO L854 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,895 INFO L858 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2021-12-21 16:16:12,895 INFO L854 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,895 INFO L854 garLoopResultBuilder]: At program point L3952(lines 3944 3954) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,895 INFO L854 garLoopResultBuilder]: At program point L3886(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,895 INFO L858 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2021-12-21 16:16:12,896 INFO L858 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2021-12-21 16:16:12,896 INFO L854 garLoopResultBuilder]: At program point L4515(lines 4514 4516) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,896 INFO L854 garLoopResultBuilder]: At program point L3458(lines 3429 3460) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,896 INFO L854 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-21 16:16:12,896 INFO L858 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2021-12-21 16:16:12,896 INFO L854 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,896 INFO L858 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2021-12-21 16:16:12,896 INFO L858 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2021-12-21 16:16:12,896 INFO L861 garLoopResultBuilder]: At program point L4185(lines 4173 4205) the Hoare annotation is: true [2021-12-21 16:16:12,896 INFO L858 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2021-12-21 16:16:12,896 INFO L858 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2021-12-21 16:16:12,896 INFO L858 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2021-12-21 16:16:12,896 INFO L861 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2021-12-21 16:16:12,897 INFO L858 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2021-12-21 16:16:12,897 INFO L854 garLoopResultBuilder]: At program point L3162(lines 3156 3164) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,897 INFO L854 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-21 16:16:12,897 INFO L858 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2021-12-21 16:16:12,897 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-21 16:16:12,897 INFO L861 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2021-12-21 16:16:12,897 INFO L854 garLoopResultBuilder]: At program point L4220(lines 4211 4222) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,897 INFO L854 garLoopResultBuilder]: At program point L4088(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,897 INFO L858 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2021-12-21 16:16:12,897 INFO L854 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,897 INFO L858 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2021-12-21 16:16:12,897 INFO L854 garLoopResultBuilder]: At program point L4155(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,898 INFO L858 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2021-12-21 16:16:12,898 INFO L854 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,898 INFO L858 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2021-12-21 16:16:12,898 INFO L854 garLoopResultBuilder]: At program point L4519(lines 4518 4520) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,898 INFO L854 garLoopResultBuilder]: At program point L4387(lines 4377 4389) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,898 INFO L854 garLoopResultBuilder]: At program point L3330(lines 3324 3332) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,898 INFO L858 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2021-12-21 16:16:12,898 INFO L861 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2021-12-21 16:16:12,898 INFO L858 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2021-12-21 16:16:12,898 INFO L854 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,898 INFO L854 garLoopResultBuilder]: At program point L3199(lines 3194 3201) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,898 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-21 16:16:12,898 INFO L854 garLoopResultBuilder]: At program point L4157(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,899 INFO L861 garLoopResultBuilder]: At program point L4488(lines 4487 4489) the Hoare annotation is: true [2021-12-21 16:16:12,899 INFO L854 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-21 16:16:12,899 INFO L858 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2021-12-21 16:16:12,899 INFO L858 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2021-12-21 16:16:12,899 INFO L858 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2021-12-21 16:16:12,899 INFO L854 garLoopResultBuilder]: At program point L3895(lines 3833 3897) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,899 INFO L858 garLoopResultBuilder]: For program point L4556(lines 4556 4558) no Hoare annotation was computed. [2021-12-21 16:16:12,899 INFO L858 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2021-12-21 16:16:12,899 INFO L854 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-21 16:16:12,899 INFO L858 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2021-12-21 16:16:12,899 INFO L858 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2021-12-21 16:16:12,899 INFO L858 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2021-12-21 16:16:12,899 INFO L854 garLoopResultBuilder]: At program point L4127(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,900 INFO L861 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2021-12-21 16:16:12,900 INFO L858 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2021-12-21 16:16:12,900 INFO L858 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2021-12-21 16:16:12,900 INFO L858 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2021-12-21 16:16:12,900 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-21 16:16:12,900 INFO L854 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,900 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-12-21 16:16:12,900 INFO L858 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2021-12-21 16:16:12,900 INFO L858 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2021-12-21 16:16:12,900 INFO L854 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-21 16:16:12,900 INFO L854 garLoopResultBuilder]: At program point L4129(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,900 INFO L858 garLoopResultBuilder]: For program point L4063-1(lines 4063 4071) no Hoare annotation was computed. [2021-12-21 16:16:12,900 INFO L858 garLoopResultBuilder]: For program point L4063(lines 4063 4071) no Hoare annotation was computed. [2021-12-21 16:16:12,901 INFO L858 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2021-12-21 16:16:12,901 INFO L858 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2021-12-21 16:16:12,901 INFO L854 garLoopResultBuilder]: At program point L4361(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,901 INFO L858 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2021-12-21 16:16:12,901 INFO L854 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,901 INFO L854 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,901 INFO L858 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2021-12-21 16:16:12,901 INFO L861 garLoopResultBuilder]: At program point L4494(lines 4493 4495) the Hoare annotation is: true [2021-12-21 16:16:12,901 INFO L854 garLoopResultBuilder]: At program point L4461-2(lines 4460 4462) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,901 INFO L854 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,901 INFO L858 garLoopResultBuilder]: For program point L4461-1(line 4461) no Hoare annotation was computed. [2021-12-21 16:16:12,901 INFO L858 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2021-12-21 16:16:12,901 INFO L854 garLoopResultBuilder]: At program point L3173(lines 3170 3175) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-21 16:16:12,902 INFO L861 garLoopResultBuilder]: At program point L3745(lines 3726 3754) the Hoare annotation is: true [2021-12-21 16:16:12,902 INFO L858 garLoopResultBuilder]: For program point xsFINAL(lines 3718 3755) no Hoare annotation was computed. [2021-12-21 16:16:12,902 INFO L861 garLoopResultBuilder]: At program point L3743(lines 3726 3754) the Hoare annotation is: true [2021-12-21 16:16:12,902 INFO L858 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2021-12-21 16:16:12,902 INFO L854 garLoopResultBuilder]: At program point xsENTRY(lines 3718 3755) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-21 16:16:12,902 INFO L858 garLoopResultBuilder]: For program point L3734(lines 3734 3741) no Hoare annotation was computed. [2021-12-21 16:16:12,902 INFO L858 garLoopResultBuilder]: For program point L3734-2(lines 3734 3741) no Hoare annotation was computed. [2021-12-21 16:16:12,902 INFO L858 garLoopResultBuilder]: For program point L3748(lines 3748 3751) no Hoare annotation was computed. [2021-12-21 16:16:12,902 INFO L858 garLoopResultBuilder]: For program point L3748-2(lines 3748 3751) no Hoare annotation was computed. [2021-12-21 16:16:12,902 INFO L858 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2021-12-21 16:16:12,902 INFO L854 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3756 3798) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-21 16:16:12,902 INFO L861 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2021-12-21 16:16:12,902 INFO L858 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2021-12-21 16:16:12,903 INFO L858 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2021-12-21 16:16:12,903 INFO L861 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2021-12-21 16:16:12,903 INFO L858 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2021-12-21 16:16:12,903 INFO L861 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2021-12-21 16:16:12,903 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2021-12-21 16:16:12,903 INFO L858 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2021-12-21 16:16:12,903 INFO L858 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2021-12-21 16:16:12,903 INFO L858 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2021-12-21 16:16:12,903 INFO L858 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2021-12-21 16:16:12,903 INFO L861 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2021-12-21 16:16:12,903 INFO L858 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2021-12-21 16:16:12,903 INFO L861 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4541 4543) the Hoare annotation is: true [2021-12-21 16:16:12,903 INFO L858 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4541 4543) no Hoare annotation was computed. [2021-12-21 16:16:12,904 INFO L861 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2021-12-21 16:16:12,904 INFO L861 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3176 3183) the Hoare annotation is: true [2021-12-21 16:16:12,904 INFO L858 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3176 3183) no Hoare annotation was computed. [2021-12-21 16:16:12,904 INFO L858 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2021-12-21 16:16:12,904 INFO L858 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2021-12-21 16:16:12,907 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:16:12,908 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 16:16:12,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 04:16:12 BoogieIcfgContainer [2021-12-21 16:16:12,937 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 16:16:12,938 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 16:16:12,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 16:16:12,938 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 16:16:12,939 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:15:49" (3/4) ... [2021-12-21 16:16:12,942 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-12-21 16:16:12,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-12-21 16:16:12,950 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-12-21 16:16:12,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2021-12-21 16:16:12,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2021-12-21 16:16:12,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2021-12-21 16:16:12,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-12-21 16:16:12,981 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 225 nodes and edges [2021-12-21 16:16:12,984 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2021-12-21 16:16:12,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-12-21 16:16:12,987 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-21 16:16:12,989 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-21 16:16:12,991 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-21 16:16:12,993 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-21 16:16:13,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-12-21 16:16:13,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-12-21 16:16:13,153 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-21 16:16:13,153 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 16:16:13,153 INFO L158 Benchmark]: Toolchain (without parser) took 26965.40ms. Allocated memory was 107.0MB in the beginning and 255.9MB in the end (delta: 148.9MB). Free memory was 82.7MB in the beginning and 124.2MB in the end (delta: -41.6MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. [2021-12-21 16:16:13,154 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 16:16:13,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1186.38ms. Allocated memory is still 107.0MB. Free memory was 82.7MB in the beginning and 45.4MB in the end (delta: 37.3MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-12-21 16:16:13,154 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.83ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 45.4MB in the beginning and 100.1MB in the end (delta: -54.7MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2021-12-21 16:16:13,155 INFO L158 Benchmark]: Boogie Preprocessor took 182.90ms. Allocated memory is still 140.5MB. Free memory was 99.5MB in the beginning and 91.7MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-21 16:16:13,155 INFO L158 Benchmark]: RCFGBuilder took 1705.56ms. Allocated memory is still 140.5MB. Free memory was 91.7MB in the beginning and 57.8MB in the end (delta: 33.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-12-21 16:16:13,155 INFO L158 Benchmark]: TraceAbstraction took 23492.85ms. Allocated memory was 176.2MB in the beginning and 255.9MB in the end (delta: 79.7MB). Free memory was 133.5MB in the beginning and 159.9MB in the end (delta: -26.4MB). Peak memory consumption was 159.7MB. Max. memory is 16.1GB. [2021-12-21 16:16:13,156 INFO L158 Benchmark]: Witness Printer took 214.95ms. Allocated memory is still 255.9MB. Free memory was 159.9MB in the beginning and 124.2MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-12-21 16:16:13,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1186.38ms. Allocated memory is still 107.0MB. Free memory was 82.7MB in the beginning and 45.4MB in the end (delta: 37.3MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.83ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 45.4MB in the beginning and 100.1MB in the end (delta: -54.7MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 182.90ms. Allocated memory is still 140.5MB. Free memory was 99.5MB in the beginning and 91.7MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1705.56ms. Allocated memory is still 140.5MB. Free memory was 91.7MB in the beginning and 57.8MB in the end (delta: 33.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 23492.85ms. Allocated memory was 176.2MB in the beginning and 255.9MB in the end (delta: 79.7MB). Free memory was 133.5MB in the beginning and 159.9MB in the end (delta: -26.4MB). Peak memory consumption was 159.7MB. Max. memory is 16.1GB. * Witness Printer took 214.95ms. Allocated memory is still 255.9MB. Free memory was 159.9MB in the beginning and 124.2MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 3271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 475 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.3s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 12.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 1700 SdHoareTripleChecker+Valid, 12.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1590 mSDsluCounter, 10950 SdHoareTripleChecker+Invalid, 11.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6499 mSDsCounter, 650 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1766 IncrementalHoareTripleChecker+Invalid, 2418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 650 mSolverCounterUnsat, 4451 mSDtfsCounter, 1766 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1223 GetRequests, 1178 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=750occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 247 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 195 LocationsWithAnnotation, 3363 PreInvPairs, 3523 NumberOfFragments, 715 HoareAnnotationTreeSize, 3363 FomulaSimplifications, 732 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 195 FomulaSimplificationsInter, 1627 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 2058 NumberOfCodeBlocks, 2058 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2046 ConstructedInterpolants, 0 QuantifiedInterpolants, 3099 SizeOfPredicates, 0 NumberOfNonLiveVariables, 9884 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 1078/1083 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4460]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4369]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3156]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4473]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4511]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4518]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4514]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3194]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4476]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 4030]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3170]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3324]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4168]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4377]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3315]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3944]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3335]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4091]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4211]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3906]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4400]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2021-12-21 16:16:13,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE